Finding the Fourth Proportional to 1,784.34, 2,671.65 and 1,200.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784.34 : 2,671.65 = 1,200.27 : x
2. Step 2: Convert to fraction form
   1,784.34/2,671.65 = 1,200.27/x
3. Step 3: Cross multiply
   1,784.34x = 2,671.65 × 1,200.27
4. Step 4: Simplify right side
   1,784.34x = 3,206,701.35
5. Step 5: Solve for x
   x = 3,206,701.35/1,784.34
6. Step 6: Final answer
   x = 1,797.14