Finding the Fourth Proportional to 71,805.62, 99,077.28 and 43,494.86

Step by Step Solution

1. Step 1: Write the proportion equation
   71,805.62 : 99,077.28 = 43,494.86 : x
2. Step 2: Convert to fraction form
   71,805.62/99,077.28 = 43,494.86/x
3. Step 3: Cross multiply
   71,805.62x = 99,077.28 × 43,494.86
4. Step 4: Simplify right side
   71,805.62x = 4,309,352,422.78
5. Step 5: Solve for x
   x = 4,309,352,422.78/71,805.62
6. Step 6: Final answer
   x = 60,014.14