Finding the Fourth Proportional to 113,520.93, 156,658.92 and 65,801.94

Step by Step Solution

1. Step 1: Write the proportion equation
   113,520.93 : 156,658.92 = 65,801.94 : x
2. Step 2: Convert to fraction form
   113,520.93/156,658.92 = 65,801.94/x
3. Step 3: Cross multiply
   113,520.93x = 156,658.92 × 65,801.94
4. Step 4: Simplify right side
   113,520.93x = 10,308,460,854.30
5. Step 5: Solve for x
   x = 10,308,460,854.30/113,520.93
6. Step 6: Final answer
   x = 90,806.70