Finding the Fourth Proportional to 9,345.98, 14,039.33 and 5,649.95

Step by Step Solution

1. Step 1: Write the proportion equation
   9,345.98 : 14,039.33 = 5,649.95 : x
2. Step 2: Convert to fraction form
   9,345.98/14,039.33 = 5,649.95/x
3. Step 3: Cross multiply
   9,345.98x = 14,039.33 × 5,649.95
4. Step 4: Simplify right side
   9,345.98x = 79,321,519.38
5. Step 5: Solve for x
   x = 79,321,519.38/9,345.98
6. Step 6: Final answer
   x = 8,487.23