Finding the Fourth Proportional to 2,905.24, 4,359.71 and 1,056.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,905.24 : 4,359.71 = 1,056.18 : x
2. Step 2: Convert to fraction form
   2,905.24/4,359.71 = 1,056.18/x
3. Step 3: Cross multiply
   2,905.24x = 4,359.71 × 1,056.18
4. Step 4: Simplify right side
   2,905.24x = 4,604,616.71
5. Step 5: Solve for x
   x = 4,604,616.71/2,905.24
6. Step 6: Final answer
   x = 1,584.94