Finding the Fourth Proportional to 8,798.91, 12,142.33 and 4,819.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,798.91 : 12,142.33 = 4,819.98 : x
2. Step 2: Convert to fraction form
   8,798.91/12,142.33 = 4,819.98/x
3. Step 3: Cross multiply
   8,798.91x = 12,142.33 × 4,819.98
4. Step 4: Simplify right side
   8,798.91x = 58,525,787.75
5. Step 5: Solve for x
   x = 58,525,787.75/8,798.91
6. Step 6: Final answer
   x = 6,651.48