Finding the Fourth Proportional to 2,201.69, 3,301.82 and 1,031.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,201.69 : 3,301.82 = 1,031.33 : x
2. Step 2: Convert to fraction form
   2,201.69/3,301.82 = 1,031.33/x
3. Step 3: Cross multiply
   2,201.69x = 3,301.82 × 1,031.33
4. Step 4: Simplify right side
   2,201.69x = 3,405,269.12
5. Step 5: Solve for x
   x = 3,405,269.12/2,201.69
6. Step 6: Final answer
   x = 1,546.66