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Finding the Fourth Proportional to 53,653.86, 74,040.78 and 29,454.78

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Solution

The fourth proportional to 53,653.86, 74,040.78 and 29,454.78 is: 40,646.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,653.86 : 74,040.78 = 29,454.78 : x
  2. Step 2: Convert to fraction form
    53,653.86/74,040.78 = 29,454.78/x
  3. Step 3: Cross multiply
    53,653.86x = 74,040.78 × 29,454.78
  4. Step 4: Simplify right side
    53,653.86x = 2,180,854,885.93
  5. Step 5: Solve for x
    x = 2,180,854,885.93/53,653.86
  6. Step 6: Final answer
    x = 40,646.75

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