Finding the Fourth Proportional to 17,861.68, 24,631.59 and 16,449.04

Step by Step Solution

1. Step 1: Write the proportion equation
   17,861.68 : 24,631.59 = 16,449.04 : x
2. Step 2: Convert to fraction form
   17,861.68/24,631.59 = 16,449.04/x
3. Step 3: Cross multiply
   17,861.68x = 24,631.59 × 16,449.04
4. Step 4: Simplify right side
   17,861.68x = 405,166,009.17
5. Step 5: Solve for x
   x = 405,166,009.17/17,861.68
6. Step 6: Final answer
   x = 22,683.53