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Finding the Fourth Proportional to 79,010.91, 118,503.09 and 26,420.31

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Solution

The fourth proportional to 79,010.91, 118,503.09 and 26,420.31 is: 39,626.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,010.91 : 118,503.09 = 26,420.31 : x
  2. Step 2: Convert to fraction form
    79,010.91/118,503.09 = 26,420.31/x
  3. Step 3: Cross multiply
    79,010.91x = 118,503.09 × 26,420.31
  4. Step 4: Simplify right side
    79,010.91x = 3,130,888,373.76
  5. Step 5: Solve for x
    x = 3,130,888,373.76/79,010.91
  6. Step 6: Final answer
    x = 39,626.03

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