Finding the Fourth Proportional to 79,498.55, 109,702.69 and 43,687.79

Step by Step Solution

1. Step 1: Write the proportion equation
   79,498.55 : 109,702.69 = 43,687.79 : x
2. Step 2: Convert to fraction form
   79,498.55/109,702.69 = 43,687.79/x
3. Step 3: Cross multiply
   79,498.55x = 109,702.69 × 43,687.79
4. Step 4: Simplify right side
   79,498.55x = 4,792,668,083.16
5. Step 5: Solve for x
   x = 4,792,668,083.16/79,498.55
6. Step 6: Final answer
   x = 60,286.23