Finding the Fourth Proportional to 1,150.56, 1,589.38 and 1,026.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.56 : 1,589.38 = 1,026.18 : x
2. Step 2: Convert to fraction form
   1,150.56/1,589.38 = 1,026.18/x
3. Step 3: Cross multiply
   1,150.56x = 1,589.38 × 1,026.18
4. Step 4: Simplify right side
   1,150.56x = 1,630,989.97
5. Step 5: Solve for x
   x = 1,630,989.97/1,150.56
6. Step 6: Final answer
   x = 1,417.56