Finding the Fourth Proportional to 2,480.23, 3,742.86 and 2,397.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,480.23 : 3,742.86 = 2,397.61 : x
2. Step 2: Convert to fraction form
   2,480.23/3,742.86 = 2,397.61/x
3. Step 3: Cross multiply
   2,480.23x = 3,742.86 × 2,397.61
4. Step 4: Simplify right side
   2,480.23x = 8,973,906.58
5. Step 5: Solve for x
   x = 8,973,906.58/2,480.23
6. Step 6: Final answer
   x = 3,618.18