Finding the Fourth Proportional to 59,400.98, 89,114.76 and 19,957.02

Step by Step Solution

1. Step 1: Write the proportion equation
   59,400.98 : 89,114.76 = 19,957.02 : x
2. Step 2: Convert to fraction form
   59,400.98/89,114.76 = 19,957.02/x
3. Step 3: Cross multiply
   59,400.98x = 89,114.76 × 19,957.02
4. Step 4: Simplify right side
   59,400.98x = 1,778,465,047.62
5. Step 5: Solve for x
   x = 1,778,465,047.62/59,400.98
6. Step 6: Final answer
   x = 29,940.00