Finding the Fourth Proportional to 2,610.76, 3,914.91 and 1,515.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.76 : 3,914.91 = 1,515.43 : x
2. Step 2: Convert to fraction form
   2,610.76/3,914.91 = 1,515.43/x
3. Step 3: Cross multiply
   2,610.76x = 3,914.91 × 1,515.43
4. Step 4: Simplify right side
   2,610.76x = 5,932,772.06
5. Step 5: Solve for x
   x = 5,932,772.06/2,610.76
6. Step 6: Final answer
   x = 2,272.43