Finding the Fourth Proportional to 8,826.72, 12,180.90 and 4,848.24

Step by Step Solution

1. Step 1: Write the proportion equation
   8,826.72 : 12,180.90 = 4,848.24 : x
2. Step 2: Convert to fraction form
   8,826.72/12,180.90 = 4,848.24/x
3. Step 3: Cross multiply
   8,826.72x = 12,180.90 × 4,848.24
4. Step 4: Simplify right side
   8,826.72x = 59,055,926.62
5. Step 5: Solve for x
   x = 59,055,926.62/8,826.72
6. Step 6: Final answer
   x = 6,690.59