Finding the Fourth Proportional to 10,298.40, 14,211.24 and 5,821.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,298.40 : 14,211.24 = 5,821.89 : x
2. Step 2: Convert to fraction form
   10,298.40/14,211.24 = 5,821.89/x
3. Step 3: Cross multiply
   10,298.40x = 14,211.24 × 5,821.89
4. Step 4: Simplify right side
   10,298.40x = 82,736,276.04
5. Step 5: Solve for x
   x = 82,736,276.04/10,298.40
6. Step 6: Final answer
   x = 8,033.90