Finding the Fourth Proportional to 5,426.45, 7,488.28 and 3,068.63

Step by Step Solution

1. Step 1: Write the proportion equation
   5,426.45 : 7,488.28 = 3,068.63 : x
2. Step 2: Convert to fraction form
   5,426.45/7,488.28 = 3,068.63/x
3. Step 3: Cross multiply
   5,426.45x = 7,488.28 × 3,068.63
4. Step 4: Simplify right side
   5,426.45x = 22,978,760.66
5. Step 5: Solve for x
   x = 22,978,760.66/5,426.45
6. Step 6: Final answer
   x = 4,234.58