Finding the Fourth Proportional to 1,470.12, 2,028.46 and 880.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,470.12 : 2,028.46 = 880.52 : x
2. Step 2: Convert to fraction form
   1,470.12/2,028.46 = 880.52/x
3. Step 3: Cross multiply
   1,470.12x = 2,028.46 × 880.52
4. Step 4: Simplify right side
   1,470.12x = 1,786,099.60
5. Step 5: Solve for x
   x = 1,786,099.60/1,470.12
6. Step 6: Final answer
   x = 1,214.93