Finding the Fourth Proportional to 2,374.80, 3,561.86 and 1,058.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,374.80 : 3,561.86 = 1,058.08 : x
2. Step 2: Convert to fraction form
   2,374.80/3,561.86 = 1,058.08/x
3. Step 3: Cross multiply
   2,374.80x = 3,561.86 × 1,058.08
4. Step 4: Simplify right side
   2,374.80x = 3,768,732.83
5. Step 5: Solve for x
   x = 3,768,732.83/2,374.80
6. Step 6: Final answer
   x = 1,586.97