Finding the Fourth Proportional to 2,497.89, 3,446.78 and 1,503.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,497.89 : 3,446.78 = 1,503.12 : x
2. Step 2: Convert to fraction form
   2,497.89/3,446.78 = 1,503.12/x
3. Step 3: Cross multiply
   2,497.89x = 3,446.78 × 1,503.12
4. Step 4: Simplify right side
   2,497.89x = 5,180,916.44
5. Step 5: Solve for x
   x = 5,180,916.44/2,497.89
6. Step 6: Final answer
   x = 2,074.12