Finding the Fourth Proportional to 11,229.45, 15,490.29 and 7,030.41

Step by Step Solution

1. Step 1: Write the proportion equation
   11,229.45 : 15,490.29 = 7,030.41 : x
2. Step 2: Convert to fraction form
   11,229.45/15,490.29 = 7,030.41/x
3. Step 3: Cross multiply
   11,229.45x = 15,490.29 × 7,030.41
4. Step 4: Simplify right side
   11,229.45x = 108,903,089.72
5. Step 5: Solve for x
   x = 108,903,089.72/11,229.45
6. Step 6: Final answer
   x = 9,697.99