Finding the Fourth Proportional to 11,182.98, 15,435.72 and 7,406.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,182.98 : 15,435.72 = 7,406.76 : x
2. Step 2: Convert to fraction form
   11,182.98/15,435.72 = 7,406.76/x
3. Step 3: Cross multiply
   11,182.98x = 15,435.72 × 7,406.76
4. Step 4: Simplify right side
   11,182.98x = 114,328,673.47
5. Step 5: Solve for x
   x = 114,328,673.47/11,182.98
6. Step 6: Final answer
   x = 10,223.45