Finding the Fourth Proportional to 11,250, 15,528.24 and 7,524

Step by Step Solution

1. Step 1: Write the proportion equation
   11,250 : 15,528.24 = 7,524 : x
2. Step 2: Convert to fraction form
   11,250/15,528.24 = 7,524/x
3. Step 3: Cross multiply
   11,250x = 15,528.24 × 7,524
4. Step 4: Simplify right side
   11,250x = 116,834,477.76
5. Step 5: Solve for x
   x = 116,834,477.76/11,250
6. Step 6: Final answer
   x = 10,385.29