Finding the Third Proportional to 14,240.25 and 31,161.38

Step by Step Solution

1. Step 1: Write the proportion equation
   14,240.25 : 31,161.38 = 31,161.38 : x
2. Step 2: Convert to fraction form
   14,240.25/31,161.38 = 31,161.38/x
3. Step 3: Cross multiply
   14,240.25x = 31,161.38 × 31,161.38
4. Step 4: Simplify right side
   14,240.25x = 971,031,291.89
5. Step 5: Solve for x
   x = 971,031,291.89/14,240.25
6. Step 6: Final answer
   x = 68,189.20