Finding the Fourth Proportional to 10,426.38, 14,389.79 and 5,949.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,426.38 : 14,389.79 = 5,949.10 : x
2. Step 2: Convert to fraction form
   10,426.38/14,389.79 = 5,949.10/x
3. Step 3: Cross multiply
   10,426.38x = 14,389.79 × 5,949.10
4. Step 4: Simplify right side
   10,426.38x = 85,606,287.93
5. Step 5: Solve for x
   x = 85,606,287.93/10,426.38
6. Step 6: Final answer
   x = 8,210.55