Finding the Fourth Proportional to 2,157.44, 3,238.92 and 1,796.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,157.44 : 3,238.92 = 1,796.72 : x
2. Step 2: Convert to fraction form
   2,157.44/3,238.92 = 1,796.72/x
3. Step 3: Cross multiply
   2,157.44x = 3,238.92 × 1,796.72
4. Step 4: Simplify right side
   2,157.44x = 5,819,432.34
5. Step 5: Solve for x
   x = 5,819,432.34/2,157.44
6. Step 6: Final answer
   x = 2,697.38