Finding the Fourth Proportional to 2,496.15, 3,739.86 and 1,397.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,496.15 : 3,739.86 = 1,397.79 : x
2. Step 2: Convert to fraction form
   2,496.15/3,739.86 = 1,397.79/x
3. Step 3: Cross multiply
   2,496.15x = 3,739.86 × 1,397.79
4. Step 4: Simplify right side
   2,496.15x = 5,227,538.91
5. Step 5: Solve for x
   x = 5,227,538.91/2,496.15
6. Step 6: Final answer
   x = 2,094.24