Finding the Fourth Proportional to 1,786.32, 2,682.18 and 1,056.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,786.32 : 2,682.18 = 1,056.24 : x
2. Step 2: Convert to fraction form
   1,786.32/2,682.18 = 1,056.24/x
3. Step 3: Cross multiply
   1,786.32x = 2,682.18 × 1,056.24
4. Step 4: Simplify right side
   1,786.32x = 2,833,025.80
5. Step 5: Solve for x
   x = 2,833,025.80/1,786.32
6. Step 6: Final answer
   x = 1,585.96