Finding the Fourth Proportional to 2,703.59, 4,053.76 and 1,058.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,703.59 : 4,053.76 = 1,058.18 : x
2. Step 2: Convert to fraction form
   2,703.59/4,053.76 = 1,058.18/x
3. Step 3: Cross multiply
   2,703.59x = 4,053.76 × 1,058.18
4. Step 4: Simplify right side
   2,703.59x = 4,289,607.76
5. Step 5: Solve for x
   x = 4,289,607.76/2,703.59
6. Step 6: Final answer
   x = 1,586.63