Finding the Fourth Proportional to 1,156.59, 1,595.91 and 659.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156.59 : 1,595.91 = 659.24 : x
2. Step 2: Convert to fraction form
   1,156.59/1,595.91 = 659.24/x
3. Step 3: Cross multiply
   1,156.59x = 1,595.91 × 659.24
4. Step 4: Simplify right side
   1,156.59x = 1,052,080.42
5. Step 5: Solve for x
   x = 1,052,080.42/1,156.59
6. Step 6: Final answer
   x = 909.64