Finding the Fourth Proportional to 1,884.04, 2,826.72 and 844.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,884.04 : 2,826.72 = 844.78 : x
2. Step 2: Convert to fraction form
   1,884.04/2,826.72 = 844.78/x
3. Step 3: Cross multiply
   1,884.04x = 2,826.72 × 844.78
4. Step 4: Simplify right side
   1,884.04x = 2,387,956.52
5. Step 5: Solve for x
   x = 2,387,956.52/1,884.04
6. Step 6: Final answer
   x = 1,267.47