Finding the Fourth Proportional to 8,708.68, 12,018.72 and 4,932.51

Step by Step Solution

1. Step 1: Write the proportion equation
   8,708.68 : 12,018.72 = 4,932.51 : x
2. Step 2: Convert to fraction form
   8,708.68/12,018.72 = 4,932.51/x
3. Step 3: Cross multiply
   8,708.68x = 12,018.72 × 4,932.51
4. Step 4: Simplify right side
   8,708.68x = 59,282,456.59
5. Step 5: Solve for x
   x = 59,282,456.59/8,708.68
6. Step 6: Final answer
   x = 6,807.28