Finding the Fourth Proportional to 8,772.59, 12,108.03 and 5,788.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,772.59 : 12,108.03 = 5,788.82 : x
2. Step 2: Convert to fraction form
   8,772.59/12,108.03 = 5,788.82/x
3. Step 3: Cross multiply
   8,772.59x = 12,108.03 × 5,788.82
4. Step 4: Simplify right side
   8,772.59x = 70,091,206.22
5. Step 5: Solve for x
   x = 70,091,206.22/8,772.59
6. Step 6: Final answer
   x = 7,989.80