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Finding the Fourth Proportional to 78,860.54, 108,826.04 and 43,050.80

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Solution

The fourth proportional to 78,860.54, 108,826.04 and 43,050.80 is: 59,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,860.54 : 108,826.04 = 43,050.80 : x
  2. Step 2: Convert to fraction form
    78,860.54/108,826.04 = 43,050.80/x
  3. Step 3: Cross multiply
    78,860.54x = 108,826.04 × 43,050.80
  4. Step 4: Simplify right side
    78,860.54x = 4,685,048,462.52
  5. Step 5: Solve for x
    x = 4,685,048,462.52/78,860.54
  6. Step 6: Final answer
    x = 59,409.29

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