Finding the Third Proportional to 14,521.50 and 31,457.25

Step by Step Solution

1. Step 1: Write the proportion equation
   14,521.50 : 31,457.25 = 31,457.25 : x
2. Step 2: Convert to fraction form
   14,521.50/31,457.25 = 31,457.25/x
3. Step 3: Cross multiply
   14,521.50x = 31,457.25 × 31,457.25
4. Step 4: Simplify right side
   14,521.50x = 989,558,577.56
5. Step 5: Solve for x
   x = 989,558,577.56/14,521.50
6. Step 6: Final answer
   x = 68,144.38