Finding the Fourth Proportional to 2,114.40, 2,911.28 and 1,799

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114.40 : 2,911.28 = 1,799 : x
2. Step 2: Convert to fraction form
   2,114.40/2,911.28 = 1,799/x
3. Step 3: Cross multiply
   2,114.40x = 2,911.28 × 1,799
4. Step 4: Simplify right side
   2,114.40x = 5,237,392.72
5. Step 5: Solve for x
   x = 5,237,392.72/2,114.40
6. Step 6: Final answer
   x = 2,477.01