Finding the Fourth Proportional to 10,259.46, 14,158.06 and 5,543.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,259.46 : 14,158.06 = 5,543.73 : x
2. Step 2: Convert to fraction form
   10,259.46/14,158.06 = 5,543.73/x
3. Step 3: Cross multiply
   10,259.46x = 14,158.06 × 5,543.73
4. Step 4: Simplify right side
   10,259.46x = 78,488,448.10
5. Step 5: Solve for x
   x = 78,488,448.10/10,259.46
6. Step 6: Final answer
   x = 7,650.35