Finding the Fourth Proportional to 5,690.96, 8,498.50 and 5,399.36

Step by Step Solution

1. Step 1: Write the proportion equation
   5,690.96 : 8,498.50 = 5,399.36 : x
2. Step 2: Convert to fraction form
   5,690.96/8,498.50 = 5,399.36/x
3. Step 3: Cross multiply
   5,690.96x = 8,498.50 × 5,399.36
4. Step 4: Simplify right side
   5,690.96x = 45,886,460.96
5. Step 5: Solve for x
   x = 45,886,460.96/5,690.96
6. Step 6: Final answer
   x = 8,063.04