Finding the Third Proportional to 14,387 and 21,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,387 : 21,581.50 = 21,581.50 : x
2. Step 2: Convert to fraction form
   14,387/21,581.50 = 21,581.50/x
3. Step 3: Cross multiply
   14,387x = 21,581.50 × 21,581.50
4. Step 4: Simplify right side
   14,387x = 465,761,142.25
5. Step 5: Solve for x
   x = 465,761,142.25/14,387
6. Step 6: Final answer
   x = 32,373.75