Finding the Fourth Proportional to 3,961.79, 5,940.26 and 1,767.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,961.79 : 5,940.26 = 1,767.50 : x
2. Step 2: Convert to fraction form
   3,961.79/5,940.26 = 1,767.50/x
3. Step 3: Cross multiply
   3,961.79x = 5,940.26 × 1,767.50
4. Step 4: Simplify right side
   3,961.79x = 10,499,400.71
5. Step 5: Solve for x
   x = 10,499,400.71/3,961.79
6. Step 6: Final answer
   x = 2,650.17