Finding the Third Proportional to 14,651.72 and 31,422.94

Step by Step Solution

1. Step 1: Write the proportion equation
   14,651.72 : 31,422.94 = 31,422.94 : x
2. Step 2: Convert to fraction form
   14,651.72/31,422.94 = 31,422.94/x
3. Step 3: Cross multiply
   14,651.72x = 31,422.94 × 31,422.94
4. Step 4: Simplify right side
   14,651.72x = 987,401,001.13
5. Step 5: Solve for x
   x = 987,401,001.13/14,651.72
6. Step 6: Final answer
   x = 67,391.48