Finding the Fourth Proportional to 8,068.79, 12,100.12 and 3,137.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,068.79 : 12,100.12 = 3,137.83 : x
2. Step 2: Convert to fraction form
   8,068.79/12,100.12 = 3,137.83/x
3. Step 3: Cross multiply
   8,068.79x = 12,100.12 × 3,137.83
4. Step 4: Simplify right side
   8,068.79x = 37,968,119.54
5. Step 5: Solve for x
   x = 37,968,119.54/8,068.79
6. Step 6: Final answer
   x = 4,705.55