Finding the Third Proportional to 16,621.88 and 24,689.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,621.88 : 24,689.25 = 24,689.25 : x
2. Step 2: Convert to fraction form
   16,621.88/24,689.25 = 24,689.25/x
3. Step 3: Cross multiply
   16,621.88x = 24,689.25 × 24,689.25
4. Step 4: Simplify right side
   16,621.88x = 609,559,065.56
5. Step 5: Solve for x
   x = 609,559,065.56/16,621.88
6. Step 6: Final answer
   x = 36,672.10