Finding the Fourth Proportional to 2,191.22, 3,023.85 and 1,196.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191.22 : 3,023.85 = 1,196.48 : x
2. Step 2: Convert to fraction form
   2,191.22/3,023.85 = 1,196.48/x
3. Step 3: Cross multiply
   2,191.22x = 3,023.85 × 1,196.48
4. Step 4: Simplify right side
   2,191.22x = 3,617,972.27
5. Step 5: Solve for x
   x = 3,617,972.27/2,191.22
6. Step 6: Final answer
   x = 1,651.12