Finding the Fourth Proportional to 116,012.52, 160,097.58 and 65,711.52

Step by Step Solution

1. Step 1: Write the proportion equation
   116,012.52 : 160,097.58 = 65,711.52 : x
2. Step 2: Convert to fraction form
   116,012.52/160,097.58 = 65,711.52/x
3. Step 3: Cross multiply
   116,012.52x = 160,097.58 × 65,711.52
4. Step 4: Simplify right side
   116,012.52x = 10,520,255,330.12
5. Step 5: Solve for x
   x = 10,520,255,330.12/116,012.52
6. Step 6: Final answer
   x = 90,682.07