Finding the Fourth Proportional to 2,422.89, 3,343.56 and 1,491.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,422.89 : 3,343.56 = 1,491.39 : x
2. Step 2: Convert to fraction form
   2,422.89/3,343.56 = 1,491.39/x
3. Step 3: Cross multiply
   2,422.89x = 3,343.56 × 1,491.39
4. Step 4: Simplify right side
   2,422.89x = 4,986,551.95
5. Step 5: Solve for x
   x = 4,986,551.95/2,422.89
6. Step 6: Final answer
   x = 2,058.10