Finding the Fourth Proportional to 2,233.98, 3,082.05 and 1,645.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,233.98 : 3,082.05 = 1,645.92 : x
2. Step 2: Convert to fraction form
   2,233.98/3,082.05 = 1,645.92/x
3. Step 3: Cross multiply
   2,233.98x = 3,082.05 × 1,645.92
4. Step 4: Simplify right side
   2,233.98x = 5,072,807.74
5. Step 5: Solve for x
   x = 5,072,807.74/2,233.98
6. Step 6: Final answer
   x = 2,270.75