Finding the Fourth Proportional to 2,096.80, 3,138.72 and 1,573.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.80 : 3,138.72 = 1,573.92 : x
2. Step 2: Convert to fraction form
   2,096.80/3,138.72 = 1,573.92/x
3. Step 3: Cross multiply
   2,096.80x = 3,138.72 × 1,573.92
4. Step 4: Simplify right side
   2,096.80x = 4,940,094.18
5. Step 5: Solve for x
   x = 4,940,094.18/2,096.80
6. Step 6: Final answer
   x = 2,356.02