Finding the Fourth Proportional to 10,830.98, 16,243.20 and 5,634.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,830.98 : 16,243.20 = 5,634.02 : x
2. Step 2: Convert to fraction form
   10,830.98/16,243.20 = 5,634.02/x
3. Step 3: Cross multiply
   10,830.98x = 16,243.20 × 5,634.02
4. Step 4: Simplify right side
   10,830.98x = 91,514,513.66
5. Step 5: Solve for x
   x = 91,514,513.66/10,830.98
6. Step 6: Final answer
   x = 8,449.33