Finding the Fourth Proportional to 1,631.94, 2,446.89 and 798.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,631.94 : 2,446.89 = 798.45 : x
2. Step 2: Convert to fraction form
   1,631.94/2,446.89 = 798.45/x
3. Step 3: Cross multiply
   1,631.94x = 2,446.89 × 798.45
4. Step 4: Simplify right side
   1,631.94x = 1,953,719.32
5. Step 5: Solve for x
   x = 1,953,719.32/1,631.94
6. Step 6: Final answer
   x = 1,197.18