Finding the Fourth Proportional to 2,114.24, 2,916.37 and 1,396.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114.24 : 2,916.37 = 1,396.42 : x
2. Step 2: Convert to fraction form
   2,114.24/2,916.37 = 1,396.42/x
3. Step 3: Cross multiply
   2,114.24x = 2,916.37 × 1,396.42
4. Step 4: Simplify right side
   2,114.24x = 4,072,477.40
5. Step 5: Solve for x
   x = 4,072,477.40/2,114.24
6. Step 6: Final answer
   x = 1,926.22