Finding the Fourth Proportional to 2,202.41, 3,301.89 and 1,091.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,202.41 : 3,301.89 = 1,091.06 : x
2. Step 2: Convert to fraction form
   2,202.41/3,301.89 = 1,091.06/x
3. Step 3: Cross multiply
   2,202.41x = 3,301.89 × 1,091.06
4. Step 4: Simplify right side
   2,202.41x = 3,602,560.10
5. Step 5: Solve for x
   x = 3,602,560.10/2,202.41
6. Step 6: Final answer
   x = 1,635.74