Finding the Fourth Proportional to 10,353.53, 14,288.31 and 5,877.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,353.53 : 14,288.31 = 5,877.71 : x
2. Step 2: Convert to fraction form
   10,353.53/14,288.31 = 5,877.71/x
3. Step 3: Cross multiply
   10,353.53x = 14,288.31 × 5,877.71
4. Step 4: Simplify right side
   10,353.53x = 83,982,542.57
5. Step 5: Solve for x
   x = 83,982,542.57/10,353.53
6. Step 6: Final answer
   x = 8,111.49