Finding the Fourth Proportional to 2,498.15, 3,744.09 and 1,181.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.15 : 3,744.09 = 1,181.90 : x
2. Step 2: Convert to fraction form
   2,498.15/3,744.09 = 1,181.90/x
3. Step 3: Cross multiply
   2,498.15x = 3,744.09 × 1,181.90
4. Step 4: Simplify right side
   2,498.15x = 4,425,149.33
5. Step 5: Solve for x
   x = 4,425,149.33/2,498.15
6. Step 6: Final answer
   x = 1,771.37