Finding the Fourth Proportional to 2,436.21, 3,361.76 and 1,491.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436.21 : 3,361.76 = 1,491.60 : x
2. Step 2: Convert to fraction form
   2,436.21/3,361.76 = 1,491.60/x
3. Step 3: Cross multiply
   2,436.21x = 3,361.76 × 1,491.60
4. Step 4: Simplify right side
   2,436.21x = 5,014,401.22
5. Step 5: Solve for x
   x = 5,014,401.22/2,436.21
6. Step 6: Final answer
   x = 2,058.28