Finding the Fourth Proportional to 3,196.30, 4,792.76 and 2,156.26

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.30 : 4,792.76 = 2,156.26 : x
2. Step 2: Convert to fraction form
   3,196.30/4,792.76 = 2,156.26/x
3. Step 3: Cross multiply
   3,196.30x = 4,792.76 × 2,156.26
4. Step 4: Simplify right side
   3,196.30x = 10,334,436.68
5. Step 5: Solve for x
   x = 10,334,436.68/3,196.30
6. Step 6: Final answer
   x = 3,233.25