Finding the Fourth Proportional to 2,498.61, 3,445.86 and 1,613.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.61 : 3,445.86 = 1,613.49 : x
2. Step 2: Convert to fraction form
   2,498.61/3,445.86 = 1,613.49/x
3. Step 3: Cross multiply
   2,498.61x = 3,445.86 × 1,613.49
4. Step 4: Simplify right side
   2,498.61x = 5,559,841.68
5. Step 5: Solve for x
   x = 5,559,841.68/2,498.61
6. Step 6: Final answer
   x = 2,225.17