Finding the Third Proportional to 14,380.88 and 31,453.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,380.88 : 31,453.31 = 31,453.31 : x
2. Step 2: Convert to fraction form
   14,380.88/31,453.31 = 31,453.31/x
3. Step 3: Cross multiply
   14,380.88x = 31,453.31 × 31,453.31
4. Step 4: Simplify right side
   14,380.88x = 989,310,867.22
5. Step 5: Solve for x
   x = 989,310,867.22/14,380.88
6. Step 6: Final answer
   x = 68,793.51