Finding the Fourth Proportional to 3,398.16, 5,091.76 and 2,096.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,398.16 : 5,091.76 = 2,096.88 : x
2. Step 2: Convert to fraction form
   3,398.16/5,091.76 = 2,096.88/x
3. Step 3: Cross multiply
   3,398.16x = 5,091.76 × 2,096.88
4. Step 4: Simplify right side
   3,398.16x = 10,676,809.71
5. Step 5: Solve for x
   x = 10,676,809.71/3,398.16
6. Step 6: Final answer
   x = 3,141.94