Finding the Third Proportional to 67,969.13 and 131,761.69

Step by Step Solution

1. Step 1: Write the proportion equation
   67,969.13 : 131,761.69 = 131,761.69 : x
2. Step 2: Convert to fraction form
   67,969.13/131,761.69 = 131,761.69/x
3. Step 3: Cross multiply
   67,969.13x = 131,761.69 × 131,761.69
4. Step 4: Simplify right side
   67,969.13x = 17,361,142,292.85
5. Step 5: Solve for x
   x = 17,361,142,292.85/67,969.13
6. Step 6: Final answer
   x = 255,426.89