Finding the Fourth Proportional to 2,191.74, 3,024.57 and 1,197.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191.74 : 3,024.57 = 1,197.03 : x
2. Step 2: Convert to fraction form
   2,191.74/3,024.57 = 1,197.03/x
3. Step 3: Cross multiply
   2,191.74x = 3,024.57 × 1,197.03
4. Step 4: Simplify right side
   2,191.74x = 3,620,501.03
5. Step 5: Solve for x
   x = 3,620,501.03/2,191.74
6. Step 6: Final answer
   x = 1,651.88