Finding the Fourth Proportional to 28,344.03, 42,457.71 and 16,629

Step by Step Solution

1. Step 1: Write the proportion equation
   28,344.03 : 42,457.71 = 16,629 : x
2. Step 2: Convert to fraction form
   28,344.03/42,457.71 = 16,629/x
3. Step 3: Cross multiply
   28,344.03x = 42,457.71 × 16,629
4. Step 4: Simplify right side
   28,344.03x = 706,029,259.59
5. Step 5: Solve for x
   x = 706,029,259.59/28,344.03
6. Step 6: Final answer
   x = 24,909.28