Finding the Fourth Proportional to 1,492.73, 2,237.24 and 517.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,492.73 : 2,237.24 = 517.69 : x
2. Step 2: Convert to fraction form
   1,492.73/2,237.24 = 517.69/x
3. Step 3: Cross multiply
   1,492.73x = 2,237.24 × 517.69
4. Step 4: Simplify right side
   1,492.73x = 1,158,196.78
5. Step 5: Solve for x
   x = 1,158,196.78/1,492.73
6. Step 6: Final answer
   x = 775.89