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Finding the Fourth Proportional to 52,614.59, 78,921.34 and 30,413.84

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Solution

The fourth proportional to 52,614.59, 78,921.34 and 30,413.84 is: 45,620.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,614.59 : 78,921.34 = 30,413.84 : x
  2. Step 2: Convert to fraction form
    52,614.59/78,921.34 = 30,413.84/x
  3. Step 3: Cross multiply
    52,614.59x = 78,921.34 × 30,413.84
  4. Step 4: Simplify right side
    52,614.59x = 2,400,300,810.04
  5. Step 5: Solve for x
    x = 2,400,300,810.04/52,614.59
  6. Step 6: Final answer
    x = 45,620.44

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