Finding the Fourth Proportional to 2,389.05, 3,296.88 and 1,341.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,389.05 : 3,296.88 = 1,341.11 : x
2. Step 2: Convert to fraction form
   2,389.05/3,296.88 = 1,341.11/x
3. Step 3: Cross multiply
   2,389.05x = 3,296.88 × 1,341.11
4. Step 4: Simplify right side
   2,389.05x = 4,421,462.25
5. Step 5: Solve for x
   x = 4,421,462.25/2,389.05
6. Step 6: Final answer
   x = 1,850.72