Finding the Fourth Proportional to 16,637.16, 24,938.89 and 14,209.59

Step by Step Solution

1. Step 1: Write the proportion equation
   16,637.16 : 24,938.89 = 14,209.59 : x
2. Step 2: Convert to fraction form
   16,637.16/24,938.89 = 14,209.59/x
3. Step 3: Cross multiply
   16,637.16x = 24,938.89 × 14,209.59
4. Step 4: Simplify right side
   16,637.16x = 354,371,459.95
5. Step 5: Solve for x
   x = 354,371,459.95/16,637.16
6. Step 6: Final answer
   x = 21,299.99