Finding the Fourth Proportional to 5,366.86, 7,405.78 and 2,976.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,366.86 : 7,405.78 = 2,976.82 : x
2. Step 2: Convert to fraction form
   5,366.86/7,405.78 = 2,976.82/x
3. Step 3: Cross multiply
   5,366.86x = 7,405.78 × 2,976.82
4. Step 4: Simplify right side
   5,366.86x = 22,045,674.02
5. Step 5: Solve for x
   x = 22,045,674.02/5,366.86
6. Step 6: Final answer
   x = 4,107.74