Finding the Fourth Proportional to 2,367.86, 3,269.05 and 2,105.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,367.86 : 3,269.05 = 2,105.15 : x
2. Step 2: Convert to fraction form
   2,367.86/3,269.05 = 2,105.15/x
3. Step 3: Cross multiply
   2,367.86x = 3,269.05 × 2,105.15
4. Step 4: Simplify right side
   2,367.86x = 6,881,835.34
5. Step 5: Solve for x
   x = 6,881,835.34/2,367.86
6. Step 6: Final answer
   x = 2,906.35