Finding the Fourth Proportional to 9,939.95, 13,717.39 and 5,463.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,939.95 : 13,717.39 = 5,463.82 : x
2. Step 2: Convert to fraction form
   9,939.95/13,717.39 = 5,463.82/x
3. Step 3: Cross multiply
   9,939.95x = 13,717.39 × 5,463.82
4. Step 4: Simplify right side
   9,939.95x = 74,949,349.83
5. Step 5: Solve for x
   x = 74,949,349.83/9,939.95
6. Step 6: Final answer
   x = 7,540.21