Finding the Fourth Proportional to 3,196, 4,792.56 and 1,248.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196 : 4,792.56 = 1,248.16 : x
2. Step 2: Convert to fraction form
   3,196/4,792.56 = 1,248.16/x
3. Step 3: Cross multiply
   3,196x = 4,792.56 × 1,248.16
4. Step 4: Simplify right side
   3,196x = 5,981,881.69
5. Step 5: Solve for x
   x = 5,981,881.69/3,196
6. Step 6: Final answer
   x = 1,871.68