Finding the Fourth Proportional to 10,150.50, 15,229.22 and 5,471.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,150.50 : 15,229.22 = 5,471.00 : x
2. Step 2: Convert to fraction form
   10,150.50/15,229.22 = 5,471.00/x
3. Step 3: Cross multiply
   10,150.50x = 15,229.22 × 5,471.00
4. Step 4: Simplify right side
   10,150.50x = 83,318,959.12
5. Step 5: Solve for x
   x = 83,318,959.12/10,150.50
6. Step 6: Final answer
   x = 8,208.36