Finding the Fourth Proportional to 2,515.58, 3,758.48 and 2,429.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,515.58 : 3,758.48 = 2,429.45 : x
2. Step 2: Convert to fraction form
   2,515.58/3,758.48 = 2,429.45/x
3. Step 3: Cross multiply
   2,515.58x = 3,758.48 × 2,429.45
4. Step 4: Simplify right side
   2,515.58x = 9,131,008.30
5. Step 5: Solve for x
   x = 9,131,008.30/2,515.58
6. Step 6: Final answer
   x = 3,629.79