Finding the Fourth Proportional to 5,499.39, 8,250.46 and 2,574.28

Step by Step Solution

1. Step 1: Write the proportion equation
   5,499.39 : 8,250.46 = 2,574.28 : x
2. Step 2: Convert to fraction form
   5,499.39/8,250.46 = 2,574.28/x
3. Step 3: Cross multiply
   5,499.39x = 8,250.46 × 2,574.28
4. Step 4: Simplify right side
   5,499.39x = 21,238,998.05
5. Step 5: Solve for x
   x = 21,238,998.05/5,499.39
6. Step 6: Final answer
   x = 3,862.06