Finding the Fourth Proportional to 1,568.71, 2,354.48 and 1,152.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,568.71 : 2,354.48 = 1,152.77 : x
2. Step 2: Convert to fraction form
   1,568.71/2,354.48 = 1,152.77/x
3. Step 3: Cross multiply
   1,568.71x = 2,354.48 × 1,152.77
4. Step 4: Simplify right side
   1,568.71x = 2,714,173.91
5. Step 5: Solve for x
   x = 2,714,173.91/1,568.71
6. Step 6: Final answer
   x = 1,730.19