Finding the Fourth Proportional to 2,772.88, 3,817.32 and 2,404.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,772.88 : 3,817.32 = 2,404.96 : x
2. Step 2: Convert to fraction form
   2,772.88/3,817.32 = 2,404.96/x
3. Step 3: Cross multiply
   2,772.88x = 3,817.32 × 2,404.96
4. Step 4: Simplify right side
   2,772.88x = 9,180,501.91
5. Step 5: Solve for x
   x = 9,180,501.91/2,772.88
6. Step 6: Final answer
   x = 3,310.82