Finding the Third Proportional to 14,686.13 and 31,449.75

Step by Step Solution

1. Step 1: Write the proportion equation
   14,686.13 : 31,449.75 = 31,449.75 : x
2. Step 2: Convert to fraction form
   14,686.13/31,449.75 = 31,449.75/x
3. Step 3: Cross multiply
   14,686.13x = 31,449.75 × 31,449.75
4. Step 4: Simplify right side
   14,686.13x = 989,086,775.06
5. Step 5: Solve for x
   x = 989,086,775.06/14,686.13
6. Step 6: Final answer
   x = 67,348.38