Finding the Fourth Proportional to 5,742.24, 8,555.61 and 5,364.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,742.24 : 8,555.61 = 5,364.98 : x
2. Step 2: Convert to fraction form
   5,742.24/8,555.61 = 5,364.98/x
3. Step 3: Cross multiply
   5,742.24x = 8,555.61 × 5,364.98
4. Step 4: Simplify right side
   5,742.24x = 45,900,726.54
5. Step 5: Solve for x
   x = 45,900,726.54/5,742.24
6. Step 6: Final answer
   x = 7,993.52