Finding the Fourth Proportional to 10,042.22, 13,847.28 and 7,490.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,042.22 : 13,847.28 = 7,490.72 : x
2. Step 2: Convert to fraction form
   10,042.22/13,847.28 = 7,490.72/x
3. Step 3: Cross multiply
   10,042.22x = 13,847.28 × 7,490.72
4. Step 4: Simplify right side
   10,042.22x = 103,726,097.24
5. Step 5: Solve for x
   x = 103,726,097.24/10,042.22
6. Step 6: Final answer
   x = 10,329.00