Finding the Fourth Proportional to 12,042.02, 16,618.52 and 7,443.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,042.02 : 16,618.52 = 7,443.82 : x
2. Step 2: Convert to fraction form
   12,042.02/16,618.52 = 7,443.82/x
3. Step 3: Cross multiply
   12,042.02x = 16,618.52 × 7,443.82
4. Step 4: Simplify right side
   12,042.02x = 123,705,192.78
5. Step 5: Solve for x
   x = 123,705,192.78/12,042.02
6. Step 6: Final answer
   x = 10,272.79