Finding the Fourth Proportional to 2,114.17, 2,917.61 and 1,369.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114.17 : 2,917.61 = 1,369.43 : x
2. Step 2: Convert to fraction form
   2,114.17/2,917.61 = 1,369.43/x
3. Step 3: Cross multiply
   2,114.17x = 2,917.61 × 1,369.43
4. Step 4: Simplify right side
   2,114.17x = 3,995,455.86
5. Step 5: Solve for x
   x = 3,995,455.86/2,114.17
6. Step 6: Final answer
   x = 1,889.84