Finding the Fourth Proportional to 116,114.37, 160,225.02 and 65,116.61

Step by Step Solution

1. Step 1: Write the proportion equation
   116,114.37 : 160,225.02 = 65,116.61 : x
2. Step 2: Convert to fraction form
   116,114.37/160,225.02 = 65,116.61/x
3. Step 3: Cross multiply
   116,114.37x = 160,225.02 × 65,116.61
4. Step 4: Simplify right side
   116,114.37x = 10,433,309,338.46
5. Step 5: Solve for x
   x = 10,433,309,338.46/116,114.37
6. Step 6: Final answer
   x = 89,853.73