Finding the Fourth Proportional to 1,132.29, 1,697.76 and 670.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,132.29 : 1,697.76 = 670.59 : x
2. Step 2: Convert to fraction form
   1,132.29/1,697.76 = 670.59/x
3. Step 3: Cross multiply
   1,132.29x = 1,697.76 × 670.59
4. Step 4: Simplify right side
   1,132.29x = 1,138,500.88
5. Step 5: Solve for x
   x = 1,138,500.88/1,132.29
6. Step 6: Final answer
   x = 1,005.49