Finding the Fourth Proportional to 10,945.89, 15,105.33 and 6,230.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,945.89 : 15,105.33 = 6,230.16 : x
2. Step 2: Convert to fraction form
   10,945.89/15,105.33 = 6,230.16/x
3. Step 3: Cross multiply
   10,945.89x = 15,105.33 × 6,230.16
4. Step 4: Simplify right side
   10,945.89x = 94,108,622.75
5. Step 5: Solve for x
   x = 94,108,622.75/10,945.89
6. Step 6: Final answer
   x = 8,597.62