Finding the Fourth Proportional to 2,787.34, 4,182.63 and 1,056.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,787.34 : 4,182.63 = 1,056.10 : x
2. Step 2: Convert to fraction form
   2,787.34/4,182.63 = 1,056.10/x
3. Step 3: Cross multiply
   2,787.34x = 4,182.63 × 1,056.10
4. Step 4: Simplify right side
   2,787.34x = 4,417,275.54
5. Step 5: Solve for x
   x = 4,417,275.54/2,787.34
6. Step 6: Final answer
   x = 1,584.76