Finding the Fourth Proportional to 10,200.18, 14,076.99 and 5,723.85

Step by Step Solution

1. Step 1: Write the proportion equation
   10,200.18 : 14,076.99 = 5,723.85 : x
2. Step 2: Convert to fraction form
   10,200.18/14,076.99 = 5,723.85/x
3. Step 3: Cross multiply
   10,200.18x = 14,076.99 × 5,723.85
4. Step 4: Simplify right side
   10,200.18x = 80,574,579.21
5. Step 5: Solve for x
   x = 80,574,579.21/10,200.18
6. Step 6: Final answer
   x = 7,899.33