Finding the Fourth Proportional to 3,755.98, 5,182.27 and 2,558.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,755.98 : 5,182.27 = 2,558.80 : x
2. Step 2: Convert to fraction form
   3,755.98/5,182.27 = 2,558.80/x
3. Step 3: Cross multiply
   3,755.98x = 5,182.27 × 2,558.80
4. Step 4: Simplify right side
   3,755.98x = 13,260,392.48
5. Step 5: Solve for x
   x = 13,260,392.48/3,755.98
6. Step 6: Final answer
   x = 3,530.47