Finding the Fourth Proportional to 5,402.07, 7,454.25 and 3,162.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,402.07 : 7,454.25 = 3,162.42 : x
2. Step 2: Convert to fraction form
   5,402.07/7,454.25 = 3,162.42/x
3. Step 3: Cross multiply
   5,402.07x = 7,454.25 × 3,162.42
4. Step 4: Simplify right side
   5,402.07x = 23,573,469.29
5. Step 5: Solve for x
   x = 23,573,469.29/5,402.07
6. Step 6: Final answer
   x = 4,363.78