Finding the Fourth Proportional to 10,454.86, 14,427.27 and 5,739.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,454.86 : 14,427.27 = 5,739.24 : x
2. Step 2: Convert to fraction form
   10,454.86/14,427.27 = 5,739.24/x
3. Step 3: Cross multiply
   10,454.86x = 14,427.27 × 5,739.24
4. Step 4: Simplify right side
   10,454.86x = 82,801,565.07
5. Step 5: Solve for x
   x = 82,801,565.07/10,454.86
6. Step 6: Final answer
   x = 7,919.91