Finding the Fourth Proportional to 116,184.72, 160,329.24 and 65,874

Step by Step Solution

1. Step 1: Write the proportion equation
   116,184.72 : 160,329.24 = 65,874 : x
2. Step 2: Convert to fraction form
   116,184.72/160,329.24 = 65,874/x
3. Step 3: Cross multiply
   116,184.72x = 160,329.24 × 65,874
4. Step 4: Simplify right side
   116,184.72x = 10,561,528,355.76
5. Step 5: Solve for x
   x = 10,561,528,355.76/116,184.72
6. Step 6: Final answer
   x = 90,902.90