Finding the Third Proportional to 14,428.13 and 31,502.25

Step by Step Solution

1. Step 1: Write the proportion equation
   14,428.13 : 31,502.25 = 31,502.25 : x
2. Step 2: Convert to fraction form
   14,428.13/31,502.25 = 31,502.25/x
3. Step 3: Cross multiply
   14,428.13x = 31,502.25 × 31,502.25
4. Step 4: Simplify right side
   14,428.13x = 992,391,755.06
5. Step 5: Solve for x
   x = 992,391,755.06/14,428.13
6. Step 6: Final answer
   x = 68,781.75