Finding the Fourth Proportional to 16,445.31, 24,674.18 and 9,876.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,445.31 : 24,674.18 = 9,876.08 : x
2. Step 2: Convert to fraction form
   16,445.31/24,674.18 = 9,876.08/x
3. Step 3: Cross multiply
   16,445.31x = 24,674.18 × 9,876.08
4. Step 4: Simplify right side
   16,445.31x = 243,684,002.86
5. Step 5: Solve for x
   x = 243,684,002.86/16,445.31
6. Step 6: Final answer
   x = 14,817.84