Finding the Fourth Proportional to 2,191.49, 3,024.32 and 1,196.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191.49 : 3,024.32 = 1,196.81 : x
2. Step 2: Convert to fraction form
   2,191.49/3,024.32 = 1,196.81/x
3. Step 3: Cross multiply
   2,191.49x = 3,024.32 × 1,196.81
4. Step 4: Simplify right side
   2,191.49x = 3,619,521.30
5. Step 5: Solve for x
   x = 3,619,521.30/2,191.49
6. Step 6: Final answer
   x = 1,651.63