Finding the Fourth Proportional to 1,896.72, 2,845.96 and 801.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,896.72 : 2,845.96 = 801.34 : x
2. Step 2: Convert to fraction form
   1,896.72/2,845.96 = 801.34/x
3. Step 3: Cross multiply
   1,896.72x = 2,845.96 × 801.34
4. Step 4: Simplify right side
   1,896.72x = 2,280,581.59
5. Step 5: Solve for x
   x = 2,280,581.59/1,896.72
6. Step 6: Final answer
   x = 1,202.38