Finding the Fourth Proportional to 9,228.33, 12,736.03 and 5,452.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,228.33 : 12,736.03 = 5,452.72 : x
2. Step 2: Convert to fraction form
   9,228.33/12,736.03 = 5,452.72/x
3. Step 3: Cross multiply
   9,228.33x = 12,736.03 × 5,452.72
4. Step 4: Simplify right side
   9,228.33x = 69,445,941.82
5. Step 5: Solve for x
   x = 69,445,941.82/9,228.33
6. Step 6: Final answer
   x = 7,525.30