Finding the Fourth Proportional to 2,495.88, 3,443.72 and 1,611.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,495.88 : 3,443.72 = 1,611.53 : x
2. Step 2: Convert to fraction form
   2,495.88/3,443.72 = 1,611.53/x
3. Step 3: Cross multiply
   2,495.88x = 3,443.72 × 1,611.53
4. Step 4: Simplify right side
   2,495.88x = 5,549,645.73
5. Step 5: Solve for x
   x = 5,549,645.73/2,495.88
6. Step 6: Final answer
   x = 2,223.52