Finding the Fourth Proportional to 2,022.34, 3,029.46 and 925.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.34 : 3,029.46 = 925.20 : x
2. Step 2: Convert to fraction form
   2,022.34/3,029.46 = 925.20/x
3. Step 3: Cross multiply
   2,022.34x = 3,029.46 × 925.20
4. Step 4: Simplify right side
   2,022.34x = 2,802,856.39
5. Step 5: Solve for x
   x = 2,802,856.39/2,022.34
6. Step 6: Final answer
   x = 1,385.95