Finding the Fourth Proportional to 2,515.75, 3,766.59 and 1,897.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,515.75 : 3,766.59 = 1,897.52 : x
2. Step 2: Convert to fraction form
   2,515.75/3,766.59 = 1,897.52/x
3. Step 3: Cross multiply
   2,515.75x = 3,766.59 × 1,897.52
4. Step 4: Simplify right side
   2,515.75x = 7,147,161.02
5. Step 5: Solve for x
   x = 7,147,161.02/2,515.75
6. Step 6: Final answer
   x = 2,840.97