Finding the Fourth Proportional to 14,200.31, 19,599.76 and 8,826.80

Step by Step Solution

1. Step 1: Write the proportion equation
   14,200.31 : 19,599.76 = 8,826.80 : x
2. Step 2: Convert to fraction form
   14,200.31/19,599.76 = 8,826.80/x
3. Step 3: Cross multiply
   14,200.31x = 19,599.76 × 8,826.80
4. Step 4: Simplify right side
   14,200.31x = 173,003,063.57
5. Step 5: Solve for x
   x = 173,003,063.57/14,200.31
6. Step 6: Final answer
   x = 12,183.05