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Finding the Fourth Proportional to 69,755.63, 96,278.55 and 42,540.89

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Solution

The fourth proportional to 69,755.63, 96,278.55 and 42,540.89 is: 58,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,755.63 : 96,278.55 = 42,540.89 : x
  2. Step 2: Convert to fraction form
    69,755.63/96,278.55 = 42,540.89/x
  3. Step 3: Cross multiply
    69,755.63x = 96,278.55 × 42,540.89
  4. Step 4: Simplify right side
    69,755.63x = 4,095,775,097.28
  5. Step 5: Solve for x
    x = 4,095,775,097.28/69,755.63
  6. Step 6: Final answer
    x = 58,716.05

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