Finding the Fourth Proportional to 12,169.96, 18,256.73 and 3,848.09

Step by Step Solution

1. Step 1: Write the proportion equation
   12,169.96 : 18,256.73 = 3,848.09 : x
2. Step 2: Convert to fraction form
   12,169.96/18,256.73 = 3,848.09/x
3. Step 3: Cross multiply
   12,169.96x = 18,256.73 × 3,848.09
4. Step 4: Simplify right side
   12,169.96x = 70,253,540.15
5. Step 5: Solve for x
   x = 70,253,540.15/12,169.96
6. Step 6: Final answer
   x = 5,772.70