Finding the Fourth Proportional to 116,706.71, 160,861.65 and 82,671.53

Step by Step Solution

1. Step 1: Write the proportion equation
   116,706.71 : 160,861.65 = 82,671.53 : x
2. Step 2: Convert to fraction form
   116,706.71/160,861.65 = 82,671.53/x
3. Step 3: Cross multiply
   116,706.71x = 160,861.65 × 82,671.53
4. Step 4: Simplify right side
   116,706.71x = 13,298,677,919.52
5. Step 5: Solve for x
   x = 13,298,677,919.52/116,706.71
6. Step 6: Final answer
   x = 113,949.55