Finding the Fourth Proportional to 3,426.53, 5,136.71 and 1,233.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,426.53 : 5,136.71 = 1,233.72 : x
2. Step 2: Convert to fraction form
   3,426.53/5,136.71 = 1,233.72/x
3. Step 3: Cross multiply
   3,426.53x = 5,136.71 × 1,233.72
4. Step 4: Simplify right side
   3,426.53x = 6,337,255.69
5. Step 5: Solve for x
   x = 6,337,255.69/3,426.53
6. Step 6: Final answer
   x = 1,849.47