Finding the Fourth Proportional to 10,200.43, 14,076.50 and 5,724.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,200.43 : 14,076.50 = 5,724.18 : x
2. Step 2: Convert to fraction form
   10,200.43/14,076.50 = 5,724.18/x
3. Step 3: Cross multiply
   10,200.43x = 14,076.50 × 5,724.18
4. Step 4: Simplify right side
   10,200.43x = 80,576,419.77
5. Step 5: Solve for x
   x = 80,576,419.77/10,200.43
6. Step 6: Final answer
   x = 7,899.32