Finding the Fourth Proportional to 1,156.72, 1,733.46 and 608.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156.72 : 1,733.46 = 608.68 : x
2. Step 2: Convert to fraction form
   1,156.72/1,733.46 = 608.68/x
3. Step 3: Cross multiply
   1,156.72x = 1,733.46 × 608.68
4. Step 4: Simplify right side
   1,156.72x = 1,055,122.43
5. Step 5: Solve for x
   x = 1,055,122.43/1,156.72
6. Step 6: Final answer
   x = 912.17