Finding the Fourth Proportional to 8,103.41, 12,157.27 and 2,909.33

Step by Step Solution

1. Step 1: Write the proportion equation
   8,103.41 : 12,157.27 = 2,909.33 : x
2. Step 2: Convert to fraction form
   8,103.41/12,157.27 = 2,909.33/x
3. Step 3: Cross multiply
   8,103.41x = 12,157.27 × 2,909.33
4. Step 4: Simplify right side
   8,103.41x = 35,369,442.27
5. Step 5: Solve for x
   x = 35,369,442.27/8,103.41
6. Step 6: Final answer
   x = 4,364.76