Finding the Fourth Proportional to 8,088.23, 12,128.16 and 3,708.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,088.23 : 12,128.16 = 3,708.56 : x
2. Step 2: Convert to fraction form
   8,088.23/12,128.16 = 3,708.56/x
3. Step 3: Cross multiply
   8,088.23x = 12,128.16 × 3,708.56
4. Step 4: Simplify right side
   8,088.23x = 44,978,009.05
5. Step 5: Solve for x
   x = 44,978,009.05/8,088.23
6. Step 6: Final answer
   x = 5,560.92