Finding the Fourth Proportional to 1,483.88, 2,046.35 and 1,066.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.88 : 2,046.35 = 1,066.30 : x
2. Step 2: Convert to fraction form
   1,483.88/2,046.35 = 1,066.30/x
3. Step 3: Cross multiply
   1,483.88x = 2,046.35 × 1,066.30
4. Step 4: Simplify right side
   1,483.88x = 2,182,020.55
5. Step 5: Solve for x
   x = 2,182,020.55/1,483.88
6. Step 6: Final answer
   x = 1,470.49