Finding the Fourth Proportional to 1,066.76, 1,598.57 and 759.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.76 : 1,598.57 = 759.23 : x
2. Step 2: Convert to fraction form
   1,066.76/1,598.57 = 759.23/x
3. Step 3: Cross multiply
   1,066.76x = 1,598.57 × 759.23
4. Step 4: Simplify right side
   1,066.76x = 1,213,682.30
5. Step 5: Solve for x
   x = 1,213,682.30/1,066.76
6. Step 6: Final answer
   x = 1,137.73