Finding the Fourth Proportional to 82,957.50, 124,560.86 and 47,458.89

Step by Step Solution

1. Step 1: Write the proportion equation
   82,957.50 : 124,560.86 = 47,458.89 : x
2. Step 2: Convert to fraction form
   82,957.50/124,560.86 = 47,458.89/x
3. Step 3: Cross multiply
   82,957.50x = 124,560.86 × 47,458.89
4. Step 4: Simplify right side
   82,957.50x = 5,911,520,153.05
5. Step 5: Solve for x
   x = 5,911,520,153.05/82,957.50
6. Step 6: Final answer
   x = 71,259.62