Finding the Fourth Proportional to 2,515.49, 3,465.18 and 2,141.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,515.49 : 3,465.18 = 2,141.27 : x
2. Step 2: Convert to fraction form
   2,515.49/3,465.18 = 2,141.27/x
3. Step 3: Cross multiply
   2,515.49x = 3,465.18 × 2,141.27
4. Step 4: Simplify right side
   2,515.49x = 7,419,885.98
5. Step 5: Solve for x
   x = 7,419,885.98/2,515.49
6. Step 6: Final answer
   x = 2,949.68