Finding the Fourth Proportional to 2,496.74, 3,742.59 and 852.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,496.74 : 3,742.59 = 852.15 : x
2. Step 2: Convert to fraction form
   2,496.74/3,742.59 = 852.15/x
3. Step 3: Cross multiply
   2,496.74x = 3,742.59 × 852.15
4. Step 4: Simplify right side
   2,496.74x = 3,189,265.30
5. Step 5: Solve for x
   x = 3,189,265.30/2,496.74
6. Step 6: Final answer
   x = 1,277.37