Finding the Fourth Proportional to 5,426.86, 7,488.72 and 3,068.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,426.86 : 7,488.72 = 3,068.56 : x
2. Step 2: Convert to fraction form
   5,426.86/7,488.72 = 3,068.56/x
3. Step 3: Cross multiply
   5,426.86x = 7,488.72 × 3,068.56
4. Step 4: Simplify right side
   5,426.86x = 22,979,586.64
5. Step 5: Solve for x
   x = 22,979,586.64/5,426.86
6. Step 6: Final answer
   x = 4,234.42