Finding the Fourth Proportional to 11,086.71, 15,299.83 and 6,306.53

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.71 : 15,299.83 = 6,306.53 : x
2. Step 2: Convert to fraction form
   11,086.71/15,299.83 = 6,306.53/x
3. Step 3: Cross multiply
   11,086.71x = 15,299.83 × 6,306.53
4. Step 4: Simplify right side
   11,086.71x = 96,488,836.89
5. Step 5: Solve for x
   x = 96,488,836.89/11,086.71
6. Step 6: Final answer
   x = 8,703.11