Finding the Fourth Proportional to 2,645.73, 3,651.09 and 1,597.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,645.73 : 3,651.09 = 1,597.98 : x
2. Step 2: Convert to fraction form
   2,645.73/3,651.09 = 1,597.98/x
3. Step 3: Cross multiply
   2,645.73x = 3,651.09 × 1,597.98
4. Step 4: Simplify right side
   2,645.73x = 5,834,368.80
5. Step 5: Solve for x
   x = 5,834,368.80/2,645.73
6. Step 6: Final answer
   x = 2,205.20