Finding the Fourth Proportional to 11,012.38, 15,200.52 and 7,432.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,012.38 : 15,200.52 = 7,432.54 : x
2. Step 2: Convert to fraction form
   11,012.38/15,200.52 = 7,432.54/x
3. Step 3: Cross multiply
   11,012.38x = 15,200.52 × 7,432.54
4. Step 4: Simplify right side
   11,012.38x = 112,978,472.92
5. Step 5: Solve for x
   x = 112,978,472.92/11,012.38
6. Step 6: Final answer
   x = 10,259.22