Finding the Fourth Proportional to 12,042.86, 16,621.18 and 7,568.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,042.86 : 16,621.18 = 7,568.42 : x
2. Step 2: Convert to fraction form
   12,042.86/16,621.18 = 7,568.42/x
3. Step 3: Cross multiply
   12,042.86x = 16,621.18 × 7,568.42
4. Step 4: Simplify right side
   12,042.86x = 125,796,071.14
5. Step 5: Solve for x
   x = 125,796,071.14/12,042.86
6. Step 6: Final answer
   x = 10,445.70