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Finding the Third Proportional to 42,641,978.75 and 65,503,295

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Solution

The third proportional to 42,641,978.75 and 65,503,295 is: 100,621,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,641,978.75 : 65,503,295 = 65,503,295 : x
  2. Step 2: Convert to fraction form
    42,641,978.75/65,503,295 = 65,503,295/x
  3. Step 3: Cross multiply
    42,641,978.75x = 65,503,295 × 65,503,295
  4. Step 4: Simplify right side
    42,641,978.75x = 4,290,681,655,857,025
  5. Step 5: Solve for x
    x = 4,290,681,655,857,025/42,641,978.75
  6. Step 6: Final answer
    x = 100,621,072.98

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