Finding the Fourth Proportional to 2,044.06, 3,065.12 and 1,428.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,044.06 : 3,065.12 = 1,428.46 : x
2. Step 2: Convert to fraction form
   2,044.06/3,065.12 = 1,428.46/x
3. Step 3: Cross multiply
   2,044.06x = 3,065.12 × 1,428.46
4. Step 4: Simplify right side
   2,044.06x = 4,378,401.32
5. Step 5: Solve for x
   x = 4,378,401.32/2,044.06
6. Step 6: Final answer
   x = 2,142.01