Finding the Fourth Proportional to 2,598.92, 3,906.59 and 2,238.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598.92 : 3,906.59 = 2,238.07 : x
2. Step 2: Convert to fraction form
   2,598.92/3,906.59 = 2,238.07/x
3. Step 3: Cross multiply
   2,598.92x = 3,906.59 × 2,238.07
4. Step 4: Simplify right side
   2,598.92x = 8,743,221.88
5. Step 5: Solve for x
   x = 8,743,221.88/2,598.92
6. Step 6: Final answer
   x = 3,364.18