Finding the Fourth Proportional to 116,276.64, 160,510.52 and 78,601.92

Step by Step Solution

1. Step 1: Write the proportion equation
   116,276.64 : 160,510.52 = 78,601.92 : x
2. Step 2: Convert to fraction form
   116,276.64/160,510.52 = 78,601.92/x
3. Step 3: Cross multiply
   116,276.64x = 160,510.52 × 78,601.92
4. Step 4: Simplify right side
   116,276.64x = 12,616,435,052.20
5. Step 5: Solve for x
   x = 12,616,435,052.20/116,276.64
6. Step 6: Final answer
   x = 108,503.61