Finding the Fourth Proportional to 3,633.42, 5,012.98 and 2,061.21

Step by Step Solution

1. Step 1: Write the proportion equation
   3,633.42 : 5,012.98 = 2,061.21 : x
2. Step 2: Convert to fraction form
   3,633.42/5,012.98 = 2,061.21/x
3. Step 3: Cross multiply
   3,633.42x = 5,012.98 × 2,061.21
4. Step 4: Simplify right side
   3,633.42x = 10,332,804.51
5. Step 5: Solve for x
   x = 10,332,804.51/3,633.42
6. Step 6: Final answer
   x = 2,843.82