Finding the Fourth Proportional to 8,776.32, 12,111.04 and 4,797.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,776.32 : 12,111.04 = 4,797.42 : x
2. Step 2: Convert to fraction form
   8,776.32/12,111.04 = 4,797.42/x
3. Step 3: Cross multiply
   8,776.32x = 12,111.04 × 4,797.42
4. Step 4: Simplify right side
   8,776.32x = 58,101,745.52
5. Step 5: Solve for x
   x = 58,101,745.52/8,776.32
6. Step 6: Final answer
   x = 6,620.29