Finding the Fourth Proportional to 5,404.20, 8,104.68 and 1,508.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,404.20 : 8,104.68 = 1,508.10 : x
2. Step 2: Convert to fraction form
   5,404.20/8,104.68 = 1,508.10/x
3. Step 3: Cross multiply
   5,404.20x = 8,104.68 × 1,508.10
4. Step 4: Simplify right side
   5,404.20x = 12,222,667.91
5. Step 5: Solve for x
   x = 12,222,667.91/5,404.20
6. Step 6: Final answer
   x = 2,261.70