Finding the Fourth Proportional to 116,185.99, 160,037.94 and 82,135.91

Step by Step Solution

1. Step 1: Write the proportion equation
   116,185.99 : 160,037.94 = 82,135.91 : x
2. Step 2: Convert to fraction form
   116,185.99/160,037.94 = 82,135.91/x
3. Step 3: Cross multiply
   116,185.99x = 160,037.94 × 82,135.91
4. Step 4: Simplify right side
   116,185.99x = 13,144,861,836.43
5. Step 5: Solve for x
   x = 13,144,861,836.43/116,185.99
6. Step 6: Final answer
   x = 113,136.38