Finding the Fourth Proportional to 8,887.76, 12,265.12 and 4,908.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,887.76 : 12,265.12 = 4,908.88 : x
2. Step 2: Convert to fraction form
   8,887.76/12,265.12 = 4,908.88/x
3. Step 3: Cross multiply
   8,887.76x = 12,265.12 × 4,908.88
4. Step 4: Simplify right side
   8,887.76x = 60,208,002.27
5. Step 5: Solve for x
   x = 60,208,002.27/8,887.76
6. Step 6: Final answer
   x = 6,774.26