Finding the Fourth Proportional to 10,945.74, 15,105.89 and 6,230.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,945.74 : 15,105.89 = 6,230.02 : x
2. Step 2: Convert to fraction form
   10,945.74/15,105.89 = 6,230.02/x
3. Step 3: Cross multiply
   10,945.74x = 15,105.89 × 6,230.02
4. Step 4: Simplify right side
   10,945.74x = 94,109,967.91
5. Step 5: Solve for x
   x = 94,109,967.91/10,945.74
6. Step 6: Final answer
   x = 8,597.86