Finding the Fourth Proportional to 8,061.76, 12,091.87 and 2,512.09

Step by Step Solution

1. Step 1: Write the proportion equation
   8,061.76 : 12,091.87 = 2,512.09 : x
2. Step 2: Convert to fraction form
   8,061.76/12,091.87 = 2,512.09/x
3. Step 3: Cross multiply
   8,061.76x = 12,091.87 × 2,512.09
4. Step 4: Simplify right side
   8,061.76x = 30,375,865.71
5. Step 5: Solve for x
   x = 30,375,865.71/8,061.76
6. Step 6: Final answer
   x = 3,767.90