Finding the Fourth Proportional to 3,061.71, 4,223.48 and 1,940.67

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.71 : 4,223.48 = 1,940.67 : x
2. Step 2: Convert to fraction form
   3,061.71/4,223.48 = 1,940.67/x
3. Step 3: Cross multiply
   3,061.71x = 4,223.48 × 1,940.67
4. Step 4: Simplify right side
   3,061.71x = 8,196,371.23
5. Step 5: Solve for x
   x = 8,196,371.23/3,061.71
6. Step 6: Final answer
   x = 2,677.06