Finding the Fourth Proportional to 2,429.46, 3,640.94 and 1,503.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429.46 : 3,640.94 = 1,503.90 : x
2. Step 2: Convert to fraction form
   2,429.46/3,640.94 = 1,503.90/x
3. Step 3: Cross multiply
   2,429.46x = 3,640.94 × 1,503.90
4. Step 4: Simplify right side
   2,429.46x = 5,475,609.67
5. Step 5: Solve for x
   x = 5,475,609.67/2,429.46
6. Step 6: Final answer
   x = 2,253.84