Finding the Fourth Proportional to 8,081.54, 12,119.96 and 3,150.01

Step by Step Solution

1. Step 1: Write the proportion equation
   8,081.54 : 12,119.96 = 3,150.01 : x
2. Step 2: Convert to fraction form
   8,081.54/12,119.96 = 3,150.01/x
3. Step 3: Cross multiply
   8,081.54x = 12,119.96 × 3,150.01
4. Step 4: Simplify right side
   8,081.54x = 38,177,995.20
5. Step 5: Solve for x
   x = 38,177,995.20/8,081.54
6. Step 6: Final answer
   x = 4,724.10