Finding the Fourth Proportional to 2,503.86, 3,436.82 and 2,217.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503.86 : 3,436.82 = 2,217.84 : x
2. Step 2: Convert to fraction form
   2,503.86/3,436.82 = 2,217.84/x
3. Step 3: Cross multiply
   2,503.86x = 3,436.82 × 2,217.84
4. Step 4: Simplify right side
   2,503.86x = 7,622,305.78
5. Step 5: Solve for x
   x = 7,622,305.78/2,503.86
6. Step 6: Final answer
   x = 3,044.22