Finding the Fourth Proportional to 10,259.91, 14,158.68 and 5,544.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,259.91 : 14,158.68 = 5,544.18 : x
2. Step 2: Convert to fraction form
   10,259.91/14,158.68 = 5,544.18/x
3. Step 3: Cross multiply
   10,259.91x = 14,158.68 × 5,544.18
4. Step 4: Simplify right side
   10,259.91x = 78,498,270.48
5. Step 5: Solve for x
   x = 78,498,270.48/10,259.91
6. Step 6: Final answer
   x = 7,650.97