Finding the Fourth Proportional to 10,359.08, 14,295.52 and 5,643.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,359.08 : 14,295.52 = 5,643.39 : x
2. Step 2: Convert to fraction form
   10,359.08/14,295.52 = 5,643.39/x
3. Step 3: Cross multiply
   10,359.08x = 14,295.52 × 5,643.39
4. Step 4: Simplify right side
   10,359.08x = 80,675,194.61
5. Step 5: Solve for x
   x = 80,675,194.61/10,359.08
6. Step 6: Final answer
   x = 7,787.87