Finding the Fourth Proportional to 2,493.76, 3,741.24 and 762.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493.76 : 3,741.24 = 762.38 : x
2. Step 2: Convert to fraction form
   2,493.76/3,741.24 = 762.38/x
3. Step 3: Cross multiply
   2,493.76x = 3,741.24 × 762.38
4. Step 4: Simplify right side
   2,493.76x = 2,852,258.76
5. Step 5: Solve for x
   x = 2,852,258.76/2,493.76
6. Step 6: Final answer
   x = 1,143.76