Finding the Fourth Proportional to 2,191.70, 3,024.54 and 1,196.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191.70 : 3,024.54 = 1,196.98 : x
2. Step 2: Convert to fraction form
   2,191.70/3,024.54 = 1,196.98/x
3. Step 3: Cross multiply
   2,191.70x = 3,024.54 × 1,196.98
4. Step 4: Simplify right side
   2,191.70x = 3,620,306.33
5. Step 5: Solve for x
   x = 3,620,306.33/2,191.70
6. Step 6: Final answer
   x = 1,651.82