Finding the Fourth Proportional to 8,162.27, 12,238.80 and 3,774.30

Step by Step Solution

1. Step 1: Write the proportion equation
   8,162.27 : 12,238.80 = 3,774.30 : x
2. Step 2: Convert to fraction form
   8,162.27/12,238.80 = 3,774.30/x
3. Step 3: Cross multiply
   8,162.27x = 12,238.80 × 3,774.30
4. Step 4: Simplify right side
   8,162.27x = 46,192,842.79
5. Step 5: Solve for x
   x = 46,192,842.79/8,162.27
6. Step 6: Final answer
   x = 5,659.31