Finding the Fourth Proportional to 2,271.27, 3,136.40 and 1,433.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,271.27 : 3,136.40 = 1,433.46 : x
2. Step 2: Convert to fraction form
   2,271.27/3,136.40 = 1,433.46/x
3. Step 3: Cross multiply
   2,271.27x = 3,136.40 × 1,433.46
4. Step 4: Simplify right side
   2,271.27x = 4,495,881.09
5. Step 5: Solve for x
   x = 4,495,881.09/2,271.27
6. Step 6: Final answer
   x = 1,979.46