Finding the Fourth Proportional to 2,493.78, 3,441.42 and 1,499.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493.78 : 3,441.42 = 1,499.63 : x
2. Step 2: Convert to fraction form
   2,493.78/3,441.42 = 1,499.63/x
3. Step 3: Cross multiply
   2,493.78x = 3,441.42 × 1,499.63
4. Step 4: Simplify right side
   2,493.78x = 5,160,839.47
5. Step 5: Solve for x
   x = 5,160,839.47/2,493.78
6. Step 6: Final answer
   x = 2,069.49