Finding the Fourth Proportional to 2,076.24, 2,864.52 and 1,191.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.24 : 2,864.52 = 1,191.42 : x
2. Step 2: Convert to fraction form
   2,076.24/2,864.52 = 1,191.42/x
3. Step 3: Cross multiply
   2,076.24x = 2,864.52 × 1,191.42
4. Step 4: Simplify right side
   2,076.24x = 3,412,846.42
5. Step 5: Solve for x
   x = 3,412,846.42/2,076.24
6. Step 6: Final answer
   x = 1,643.76