Finding the Fourth Proportional to 5,626.62, 8,433.50 and 3,430.47

Step by Step Solution

1. Step 1: Write the proportion equation
   5,626.62 : 8,433.50 = 3,430.47 : x
2. Step 2: Convert to fraction form
   5,626.62/8,433.50 = 3,430.47/x
3. Step 3: Cross multiply
   5,626.62x = 8,433.50 × 3,430.47
4. Step 4: Simplify right side
   5,626.62x = 28,930,851.59
5. Step 5: Solve for x
   x = 28,930,851.59/5,626.62
6. Step 6: Final answer
   x = 5,141.78