Finding the Fourth Proportional to 116,493.14, 160,758.72 and 65,505.92

Step by Step Solution

1. Step 1: Write the proportion equation
   116,493.14 : 160,758.72 = 65,505.92 : x
2. Step 2: Convert to fraction form
   116,493.14/160,758.72 = 65,505.92/x
3. Step 3: Cross multiply
   116,493.14x = 160,758.72 × 65,505.92
4. Step 4: Simplify right side
   116,493.14x = 10,530,647,047.83
5. Step 5: Solve for x
   x = 10,530,647,047.83/116,493.14
6. Step 6: Final answer
   x = 90,397.15