Finding the Fourth Proportional to 2,140.65, 2,953.99 and 1,196.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140.65 : 2,953.99 = 1,196.49 : x
2. Step 2: Convert to fraction form
   2,140.65/2,953.99 = 1,196.49/x
3. Step 3: Cross multiply
   2,140.65x = 2,953.99 × 1,196.49
4. Step 4: Simplify right side
   2,140.65x = 3,534,403.46
5. Step 5: Solve for x
   x = 3,534,403.46/2,140.65
6. Step 6: Final answer
   x = 1,651.09