Finding the Fourth Proportional to 10,508.37, 14,501.18 and 5,728.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,508.37 : 14,501.18 = 5,728.22 : x
2. Step 2: Convert to fraction form
   10,508.37/14,501.18 = 5,728.22/x
3. Step 3: Cross multiply
   10,508.37x = 14,501.18 × 5,728.22
4. Step 4: Simplify right side
   10,508.37x = 83,065,876.79
5. Step 5: Solve for x
   x = 83,065,876.79/10,508.37
6. Step 6: Final answer
   x = 7,904.73