Finding the Fourth Proportional to 1,196.73, 1,793.90 and 503.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.73 : 1,793.90 = 503.57 : x
2. Step 2: Convert to fraction form
   1,196.73/1,793.90 = 503.57/x
3. Step 3: Cross multiply
   1,196.73x = 1,793.90 × 503.57
4. Step 4: Simplify right side
   1,196.73x = 903,342.74
5. Step 5: Solve for x
   x = 903,342.74/1,196.73
6. Step 6: Final answer
   x = 754.84