Finding the Fourth Proportional to 3,796.29, 5,238.86 and 2,472.21

Step by Step Solution

1. Step 1: Write the proportion equation
   3,796.29 : 5,238.86 = 2,472.21 : x
2. Step 2: Convert to fraction form
   3,796.29/5,238.86 = 2,472.21/x
3. Step 3: Cross multiply
   3,796.29x = 5,238.86 × 2,472.21
4. Step 4: Simplify right side
   3,796.29x = 12,951,549.72
5. Step 5: Solve for x
   x = 12,951,549.72/3,796.29
6. Step 6: Final answer
   x = 3,411.63