Finding the Fourth Proportional to 2,238.56, 3,357.12 and 2,092.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238.56 : 3,357.12 = 2,092.96 : x
2. Step 2: Convert to fraction form
   2,238.56/3,357.12 = 2,092.96/x
3. Step 3: Cross multiply
   2,238.56x = 3,357.12 × 2,092.96
4. Step 4: Simplify right side
   2,238.56x = 7,026,317.88
5. Step 5: Solve for x
   x = 7,026,317.88/2,238.56
6. Step 6: Final answer
   x = 3,138.77