Finding the Fourth Proportional to 2,443.70, 3,372.06 and 1,499.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.70 : 3,372.06 = 1,499.78 : x
2. Step 2: Convert to fraction form
   2,443.70/3,372.06 = 1,499.78/x
3. Step 3: Cross multiply
   2,443.70x = 3,372.06 × 1,499.78
4. Step 4: Simplify right side
   2,443.70x = 5,057,348.15
5. Step 5: Solve for x
   x = 5,057,348.15/2,443.70
6. Step 6: Final answer
   x = 2,069.55