Finding the Fourth Proportional to 116,382.49, 160,595.93 and 65,387.12

Step by Step Solution

1. Step 1: Write the proportion equation
   116,382.49 : 160,595.93 = 65,387.12 : x
2. Step 2: Convert to fraction form
   116,382.49/160,595.93 = 65,387.12/x
3. Step 3: Cross multiply
   116,382.49x = 160,595.93 × 65,387.12
4. Step 4: Simplify right side
   116,382.49x = 10,500,904,706.91
5. Step 5: Solve for x
   x = 10,500,904,706.91/116,382.49
6. Step 6: Final answer
   x = 90,227.53