Finding the Fourth Proportional to 1,568.29, 2,348.34 and 1,018.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,568.29 : 2,348.34 = 1,018.81 : x
2. Step 2: Convert to fraction form
   1,568.29/2,348.34 = 1,018.81/x
3. Step 3: Cross multiply
   1,568.29x = 2,348.34 × 1,018.81
4. Step 4: Simplify right side
   1,568.29x = 2,392,512.28
5. Step 5: Solve for x
   x = 2,392,512.28/1,568.29
6. Step 6: Final answer
   x = 1,525.55