Finding the Fourth Proportional to 8,650.74, 12,973.37 and 3,103.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,650.74 : 12,973.37 = 3,103.96 : x
2. Step 2: Convert to fraction form
   8,650.74/12,973.37 = 3,103.96/x
3. Step 3: Cross multiply
   8,650.74x = 12,973.37 × 3,103.96
4. Step 4: Simplify right side
   8,650.74x = 40,268,821.55
5. Step 5: Solve for x
   x = 40,268,821.55/8,650.74
6. Step 6: Final answer
   x = 4,654.96