Finding the Fourth Proportional to 10,196.45, 15,293.02 and 2,799.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,196.45 : 15,293.02 = 2,799.18 : x
2. Step 2: Convert to fraction form
   10,196.45/15,293.02 = 2,799.18/x
3. Step 3: Cross multiply
   10,196.45x = 15,293.02 × 2,799.18
4. Step 4: Simplify right side
   10,196.45x = 42,807,915.72
5. Step 5: Solve for x
   x = 42,807,915.72/10,196.45
6. Step 6: Final answer
   x = 4,198.32