Finding the Fourth Proportional to 116,061.30, 174,091.92 and 76,609.17

Step by Step Solution

1. Step 1: Write the proportion equation
   116,061.30 : 174,091.92 = 76,609.17 : x
2. Step 2: Convert to fraction form
   116,061.30/174,091.92 = 76,609.17/x
3. Step 3: Cross multiply
   116,061.30x = 174,091.92 × 76,609.17
4. Step 4: Simplify right side
   116,061.30x = 13,337,037,494.91
5. Step 5: Solve for x
   x = 13,337,037,494.91/116,061.30
6. Step 6: Final answer
   x = 114,913.74