Finding the Fourth Proportional to 3,642.30, 5,023.46 and 2,150.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,642.30 : 5,023.46 = 2,150.19 : x
2. Step 2: Convert to fraction form
   3,642.30/5,023.46 = 2,150.19/x
3. Step 3: Cross multiply
   3,642.30x = 5,023.46 × 2,150.19
4. Step 4: Simplify right side
   3,642.30x = 10,801,398.83
5. Step 5: Solve for x
   x = 10,801,398.83/3,642.30
6. Step 6: Final answer
   x = 2,965.54