Finding the Fourth Proportional to 3,789.10, 5,678.46 and 1,936.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,789.10 : 5,678.46 = 1,936.32 : x
2. Step 2: Convert to fraction form
   3,789.10/5,678.46 = 1,936.32/x
3. Step 3: Cross multiply
   3,789.10x = 5,678.46 × 1,936.32
4. Step 4: Simplify right side
   3,789.10x = 10,995,315.67
5. Step 5: Solve for x
   x = 10,995,315.67/3,789.10
6. Step 6: Final answer
   x = 2,901.83