Finding the Third Proportional to 31,632.75 and 67,363.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,632.75 : 67,363.88 = 67,363.88 : x
2. Step 2: Convert to fraction form
   31,632.75/67,363.88 = 67,363.88/x
3. Step 3: Cross multiply
   31,632.75x = 67,363.88 × 67,363.88
4. Step 4: Simplify right side
   31,632.75x = 4,537,891,655.02
5. Step 5: Solve for x
   x = 4,537,891,655.02/31,632.75
6. Step 6: Final answer
   x = 143,455.49