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Finding the Fourth Proportional to 61,978.68, 92,951.42 and 26,910

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Solution

The fourth proportional to 61,978.68, 92,951.42 and 26,910 is: 40,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,978.68 : 92,951.42 = 26,910 : x
  2. Step 2: Convert to fraction form
    61,978.68/92,951.42 = 26,910/x
  3. Step 3: Cross multiply
    61,978.68x = 92,951.42 × 26,910
  4. Step 4: Simplify right side
    61,978.68x = 2,501,322,577.65
  5. Step 5: Solve for x
    x = 2,501,322,577.65/61,978.68
  6. Step 6: Final answer
    x = 40,357.79

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