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Finding the Fourth Proportional to 123,799.20, 185,771.70 and 44,921.40

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Solution

The fourth proportional to 123,799.20, 185,771.70 and 44,921.40 is: 67,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,799.20 : 185,771.70 = 44,921.40 : x
  2. Step 2: Convert to fraction form
    123,799.20/185,771.70 = 44,921.40/x
  3. Step 3: Cross multiply
    123,799.20x = 185,771.70 × 44,921.40
  4. Step 4: Simplify right side
    123,799.20x = 8,345,124,844.38
  5. Step 5: Solve for x
    x = 8,345,124,844.38/123,799.20
  6. Step 6: Final answer
    x = 67,408.55

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