Finding the Third Proportional to 14,200.88 and 31,156.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,200.88 : 31,156.31 = 31,156.31 : x
2. Step 2: Convert to fraction form
   14,200.88/31,156.31 = 31,156.31/x
3. Step 3: Cross multiply
   14,200.88x = 31,156.31 × 31,156.31
4. Step 4: Simplify right side
   14,200.88x = 970,715,808.60
5. Step 5: Solve for x
   x = 970,715,808.60/14,200.88
6. Step 6: Final answer
   x = 68,356.06