Finding the Third Proportional to 76,957.88 and 111,358.13

Step by Step Solution

1. Step 1: Write the proportion equation
   76,957.88 : 111,358.13 = 111,358.13 : x
2. Step 2: Convert to fraction form
   76,957.88/111,358.13 = 111,358.13/x
3. Step 3: Cross multiply
   76,957.88x = 111,358.13 × 111,358.13
4. Step 4: Simplify right side
   76,957.88x = 12,400,632,003.52
5. Step 5: Solve for x
   x = 12,400,632,003.52/76,957.88
6. Step 6: Final answer
   x = 161,135.32