Finding the Fourth Proportional to 1,824.72, 2,732.22 and 1,425.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,824.72 : 2,732.22 = 1,425.39 : x
2. Step 2: Convert to fraction form
   1,824.72/2,732.22 = 1,425.39/x
3. Step 3: Cross multiply
   1,824.72x = 2,732.22 × 1,425.39
4. Step 4: Simplify right side
   1,824.72x = 3,894,479.07
5. Step 5: Solve for x
   x = 3,894,479.07/1,824.72
6. Step 6: Final answer
   x = 2,134.29