Finding the Fourth Proportional to 2,634.18, 3,635.16 and 1,515.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,634.18 : 3,635.16 = 1,515.34 : x
2. Step 2: Convert to fraction form
   2,634.18/3,635.16 = 1,515.34/x
3. Step 3: Cross multiply
   2,634.18x = 3,635.16 × 1,515.34
4. Step 4: Simplify right side
   2,634.18x = 5,508,503.35
5. Step 5: Solve for x
   x = 5,508,503.35/2,634.18
6. Step 6: Final answer
   x = 2,091.16