Finding the Fourth Proportional to 8,282.64, 12,428.52 and 5,510.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,282.64 : 12,428.52 = 5,510.52 : x
2. Step 2: Convert to fraction form
   8,282.64/12,428.52 = 5,510.52/x
3. Step 3: Cross multiply
   8,282.64x = 12,428.52 × 5,510.52
4. Step 4: Simplify right side
   8,282.64x = 68,487,608.03
5. Step 5: Solve for x
   x = 68,487,608.03/8,282.64
6. Step 6: Final answer
   x = 8,268.81