Finding the Fourth Proportional to 2,191.73, 3,024.50 and 1,197.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191.73 : 3,024.50 = 1,197.05 : x
2. Step 2: Convert to fraction form
   2,191.73/3,024.50 = 1,197.05/x
3. Step 3: Cross multiply
   2,191.73x = 3,024.50 × 1,197.05
4. Step 4: Simplify right side
   2,191.73x = 3,620,456.62
5. Step 5: Solve for x
   x = 3,620,456.62/2,191.73
6. Step 6: Final answer
   x = 1,651.88