Finding the Fourth Proportional to 116,245.72, 160,435.44 and 67,863.52

Step by Step Solution

1. Step 1: Write the proportion equation
   116,245.72 : 160,435.44 = 67,863.52 : x
2. Step 2: Convert to fraction form
   116,245.72/160,435.44 = 67,863.52/x
3. Step 3: Cross multiply
   116,245.72x = 160,435.44 × 67,863.52
4. Step 4: Simplify right side
   116,245.72x = 10,887,713,691.15
5. Step 5: Solve for x
   x = 10,887,713,691.15/116,245.72
6. Step 6: Final answer
   x = 93,661.20