Finding the Fourth Proportional to 116,103.38, 160,224.50 and 65,127.45

Step by Step Solution

1. Step 1: Write the proportion equation
   116,103.38 : 160,224.50 = 65,127.45 : x
2. Step 2: Convert to fraction form
   116,103.38/160,224.50 = 65,127.45/x
3. Step 3: Cross multiply
   116,103.38x = 160,224.50 × 65,127.45
4. Step 4: Simplify right side
   116,103.38x = 10,435,013,275.34
5. Step 5: Solve for x
   x = 10,435,013,275.34/116,103.38
6. Step 6: Final answer
   x = 89,876.91