Finding the Fourth Proportional to 113,340.22, 156,399.85 and 65,596.52

Step by Step Solution

1. Step 1: Write the proportion equation
   113,340.22 : 156,399.85 = 65,596.52 : x
2. Step 2: Convert to fraction form
   113,340.22/156,399.85 = 65,596.52/x
3. Step 3: Cross multiply
   113,340.22x = 156,399.85 × 65,596.52
4. Step 4: Simplify right side
   113,340.22x = 10,259,285,888.52
5. Step 5: Solve for x
   x = 10,259,285,888.52/113,340.22
6. Step 6: Final answer
   x = 90,517.61