Finding the Fourth Proportional to 3,474.57, 5,210.31 and 1,008.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,474.57 : 5,210.31 = 1,008.81 : x
2. Step 2: Convert to fraction form
   3,474.57/5,210.31 = 1,008.81/x
3. Step 3: Cross multiply
   3,474.57x = 5,210.31 × 1,008.81
4. Step 4: Simplify right side
   3,474.57x = 5,256,212.83
5. Step 5: Solve for x
   x = 5,256,212.83/3,474.57
6. Step 6: Final answer
   x = 1,512.77