Finding the Fourth Proportional to 2,493.16, 3,742.04 and 1,261.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493.16 : 3,742.04 = 1,261.43 : x
2. Step 2: Convert to fraction form
   2,493.16/3,742.04 = 1,261.43/x
3. Step 3: Cross multiply
   2,493.16x = 3,742.04 × 1,261.43
4. Step 4: Simplify right side
   2,493.16x = 4,720,321.52
5. Step 5: Solve for x
   x = 4,720,321.52/2,493.16
6. Step 6: Final answer
   x = 1,893.31