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Finding the Fourth Proportional to 54,665.79, 75,425.52 and 30,792.45

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Solution

The fourth proportional to 54,665.79, 75,425.52 and 30,792.45 is: 42,486.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,665.79 : 75,425.52 = 30,792.45 : x
  2. Step 2: Convert to fraction form
    54,665.79/75,425.52 = 30,792.45/x
  3. Step 3: Cross multiply
    54,665.79x = 75,425.52 × 30,792.45
  4. Step 4: Simplify right side
    54,665.79x = 2,322,536,553.32
  5. Step 5: Solve for x
    x = 2,322,536,553.32/54,665.79
  6. Step 6: Final answer
    x = 42,486.11

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