Finding the Fourth Proportional to 8,826.10, 12,180.16 and 4,847.58

Step by Step Solution

1. Step 1: Write the proportion equation
   8,826.10 : 12,180.16 = 4,847.58 : x
2. Step 2: Convert to fraction form
   8,826.10/12,180.16 = 4,847.58/x
3. Step 3: Cross multiply
   8,826.10x = 12,180.16 × 4,847.58
4. Step 4: Simplify right side
   8,826.10x = 59,044,300.01
5. Step 5: Solve for x
   x = 59,044,300.01/8,826.10
6. Step 6: Final answer
   x = 6,689.74