Finding the Fourth Proportional to 11,032.76, 15,227.63 and 7,256.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,032.76 : 15,227.63 = 7,256.30 : x
2. Step 2: Convert to fraction form
   11,032.76/15,227.63 = 7,256.30/x
3. Step 3: Cross multiply
   11,032.76x = 15,227.63 × 7,256.30
4. Step 4: Simplify right side
   11,032.76x = 110,496,139.15
5. Step 5: Solve for x
   x = 110,496,139.15/11,032.76
6. Step 6: Final answer
   x = 10,015.28