Finding the Fourth Proportional to 1,559.36, 2,150.12 and 1,062.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559.36 : 2,150.12 = 1,062.30 : x
2. Step 2: Convert to fraction form
   1,559.36/2,150.12 = 1,062.30/x
3. Step 3: Cross multiply
   1,559.36x = 2,150.12 × 1,062.30
4. Step 4: Simplify right side
   1,559.36x = 2,284,072.48
5. Step 5: Solve for x
   x = 2,284,072.48/1,559.36
6. Step 6: Final answer
   x = 1,464.75