Finding the Fourth Proportional to 3,744.63, 5,612.22 and 1,896.21

Step by Step Solution

1. Step 1: Write the proportion equation
   3,744.63 : 5,612.22 = 1,896.21 : x
2. Step 2: Convert to fraction form
   3,744.63/5,612.22 = 1,896.21/x
3. Step 3: Cross multiply
   3,744.63x = 5,612.22 × 1,896.21
4. Step 4: Simplify right side
   3,744.63x = 10,641,947.69
5. Step 5: Solve for x
   x = 10,641,947.69/3,744.63
6. Step 6: Final answer
   x = 2,841.92