Finding the Third Proportional to 31,341.94 and 67,057.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,341.94 : 67,057.88 = 67,057.88 : x
2. Step 2: Convert to fraction form
   31,341.94/67,057.88 = 67,057.88/x
3. Step 3: Cross multiply
   31,341.94x = 67,057.88 × 67,057.88
4. Step 4: Simplify right side
   31,341.94x = 4,496,758,599.52
5. Step 5: Solve for x
   x = 4,496,758,599.52/31,341.94
6. Step 6: Final answer
   x = 143,474.17