Finding the Fourth Proportional to 1,155.67, 1,730.41 and 606.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155.67 : 1,730.41 = 606.70 : x
2. Step 2: Convert to fraction form
   1,155.67/1,730.41 = 606.70/x
3. Step 3: Cross multiply
   1,155.67x = 1,730.41 × 606.70
4. Step 4: Simplify right side
   1,155.67x = 1,049,839.75
5. Step 5: Solve for x
   x = 1,049,839.75/1,155.67
6. Step 6: Final answer
   x = 908.43