Finding the Fourth Proportional to 1,568.76, 2,345.58 and 1,340.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,568.76 : 2,345.58 = 1,340.34 : x
2. Step 2: Convert to fraction form
   1,568.76/2,345.58 = 1,340.34/x
3. Step 3: Cross multiply
   1,568.76x = 2,345.58 × 1,340.34
4. Step 4: Simplify right side
   1,568.76x = 3,143,874.70
5. Step 5: Solve for x
   x = 3,143,874.70/1,568.76
6. Step 6: Final answer
   x = 2,004.05