Finding the Fourth Proportional to 10,399.52, 14,351.40 and 5,683.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,399.52 : 14,351.40 = 5,683.82 : x
2. Step 2: Convert to fraction form
   10,399.52/14,351.40 = 5,683.82/x
3. Step 3: Cross multiply
   10,399.52x = 14,351.40 × 5,683.82
4. Step 4: Simplify right side
   10,399.52x = 81,570,702.59
5. Step 5: Solve for x
   x = 81,570,702.59/10,399.52
6. Step 6: Final answer
   x = 7,843.70