Finding the Fourth Proportional to 8,810.52, 12,158.72 and 5,453.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,810.52 : 12,158.72 = 5,453.52 : x
2. Step 2: Convert to fraction form
   8,810.52/12,158.72 = 5,453.52/x
3. Step 3: Cross multiply
   8,810.52x = 12,158.72 × 5,453.52
4. Step 4: Simplify right side
   8,810.52x = 66,307,822.69
5. Step 5: Solve for x
   x = 66,307,822.69/8,810.52
6. Step 6: Final answer
   x = 7,525.98