Finding the Third Proportional to 14,520.25 and 21,355.06

Step by Step Solution

1. Step 1: Write the proportion equation
   14,520.25 : 21,355.06 = 21,355.06 : x
2. Step 2: Convert to fraction form
   14,520.25/21,355.06 = 21,355.06/x
3. Step 3: Cross multiply
   14,520.25x = 21,355.06 × 21,355.06
4. Step 4: Simplify right side
   14,520.25x = 456,038,694.38
5. Step 5: Solve for x
   x = 456,038,694.38/14,520.25
6. Step 6: Final answer
   x = 31,407.08