Finding the Fourth Proportional to 2,141.97, 3,212.20 and 1,452.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141.97 : 3,212.20 = 1,452.43 : x
2. Step 2: Convert to fraction form
   2,141.97/3,212.20 = 1,452.43/x
3. Step 3: Cross multiply
   2,141.97x = 3,212.20 × 1,452.43
4. Step 4: Simplify right side
   2,141.97x = 4,665,495.65
5. Step 5: Solve for x
   x = 4,665,495.65/2,141.97
6. Step 6: Final answer
   x = 2,178.13