Finding the Fourth Proportional to 72,265.27, 108,131.82 and 43,700.35

Step by Step Solution

1. Step 1: Write the proportion equation
   72,265.27 : 108,131.82 = 43,700.35 : x
2. Step 2: Convert to fraction form
   72,265.27/108,131.82 = 43,700.35/x
3. Step 3: Cross multiply
   72,265.27x = 108,131.82 × 43,700.35
4. Step 4: Simplify right side
   72,265.27x = 4,725,398,380.14
5. Step 5: Solve for x
   x = 4,725,398,380.14/72,265.27
6. Step 6: Final answer
   x = 65,389.62