Finding the Fourth Proportional to 12,043.90, 16,614.66 and 8,499.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,043.90 : 16,614.66 = 8,499.34 : x
2. Step 2: Convert to fraction form
   12,043.90/16,614.66 = 8,499.34/x
3. Step 3: Cross multiply
   12,043.90x = 16,614.66 × 8,499.34
4. Step 4: Simplify right side
   12,043.90x = 141,213,644.32
5. Step 5: Solve for x
   x = 141,213,644.32/12,043.90
6. Step 6: Final answer
   x = 11,724.91