Finding the Fourth Proportional to 1,196.81, 1,795.55 and 503.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.81 : 1,795.55 = 503.12 : x
2. Step 2: Convert to fraction form
   1,196.81/1,795.55 = 503.12/x
3. Step 3: Cross multiply
   1,196.81x = 1,795.55 × 503.12
4. Step 4: Simplify right side
   1,196.81x = 903,377.12
5. Step 5: Solve for x
   x = 903,377.12/1,196.81
6. Step 6: Final answer
   x = 754.82