Finding the Fourth Proportional to 2,191.45, 3,024.17 and 1,196.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191.45 : 3,024.17 = 1,196.71 : x
2. Step 2: Convert to fraction form
   2,191.45/3,024.17 = 1,196.71/x
3. Step 3: Cross multiply
   2,191.45x = 3,024.17 × 1,196.71
4. Step 4: Simplify right side
   2,191.45x = 3,619,054.48
5. Step 5: Solve for x
   x = 3,619,054.48/2,191.45
6. Step 6: Final answer
   x = 1,651.44