Finding the Fourth Proportional to 10,298.10, 15,443.55 and 5,366.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,298.10 : 15,443.55 = 5,366.10 : x
2. Step 2: Convert to fraction form
   10,298.10/15,443.55 = 5,366.10/x
3. Step 3: Cross multiply
   10,298.10x = 15,443.55 × 5,366.10
4. Step 4: Simplify right side
   10,298.10x = 82,871,633.66
5. Step 5: Solve for x
   x = 82,871,633.66/10,298.10
6. Step 6: Final answer
   x = 8,047.27