Finding the Fourth Proportional to 1,884.27, 2,824.71 and 843.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,884.27 : 2,824.71 = 843.42 : x
2. Step 2: Convert to fraction form
   1,884.27/2,824.71 = 843.42/x
3. Step 3: Cross multiply
   1,884.27x = 2,824.71 × 843.42
4. Step 4: Simplify right side
   1,884.27x = 2,382,416.91
5. Step 5: Solve for x
   x = 2,382,416.91/1,884.27
6. Step 6: Final answer
   x = 1,264.37