Finding the Fourth Proportional to 2,634.52, 3,955.89 and 2,517.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,634.52 : 3,955.89 = 2,517.67 : x
2. Step 2: Convert to fraction form
   2,634.52/3,955.89 = 2,517.67/x
3. Step 3: Cross multiply
   2,634.52x = 3,955.89 × 2,517.67
4. Step 4: Simplify right side
   2,634.52x = 9,959,625.58
5. Step 5: Solve for x
   x = 9,959,625.58/2,634.52
6. Step 6: Final answer
   x = 3,780.43