Finding the Fourth Proportional to 8,798.53, 12,141.98 and 4,819.79

Step by Step Solution

1. Step 1: Write the proportion equation
   8,798.53 : 12,141.98 = 4,819.79 : x
2. Step 2: Convert to fraction form
   8,798.53/12,141.98 = 4,819.79/x
3. Step 3: Cross multiply
   8,798.53x = 12,141.98 × 4,819.79
4. Step 4: Simplify right side
   8,798.53x = 58,521,751.38
5. Step 5: Solve for x
   x = 58,521,751.38/8,798.53
6. Step 6: Final answer
   x = 6,651.31