Finding the Fourth Proportional to 2,114.48, 2,916.78 and 1,327.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114.48 : 2,916.78 = 1,327.16 : x
2. Step 2: Convert to fraction form
   2,114.48/2,916.78 = 1,327.16/x
3. Step 3: Cross multiply
   2,114.48x = 2,916.78 × 1,327.16
4. Step 4: Simplify right side
   2,114.48x = 3,871,019.16
5. Step 5: Solve for x
   x = 3,871,019.16/2,114.48
6. Step 6: Final answer
   x = 1,830.72