Finding the Fourth Proportional to 8,826.48, 12,180.42 and 4,847.63

Step by Step Solution

1. Step 1: Write the proportion equation
   8,826.48 : 12,180.42 = 4,847.63 : x
2. Step 2: Convert to fraction form
   8,826.48/12,180.42 = 4,847.63/x
3. Step 3: Cross multiply
   8,826.48x = 12,180.42 × 4,847.63
4. Step 4: Simplify right side
   8,826.48x = 59,046,108.50
5. Step 5: Solve for x
   x = 59,046,108.50/8,826.48
6. Step 6: Final answer
   x = 6,689.66