Finding the Fourth Proportional to 3,973.02, 5,960.18 and 1,340.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,973.02 : 5,960.18 = 1,340.78 : x
2. Step 2: Convert to fraction form
   3,973.02/5,960.18 = 1,340.78/x
3. Step 3: Cross multiply
   3,973.02x = 5,960.18 × 1,340.78
4. Step 4: Simplify right side
   3,973.02x = 7,991,253.64
5. Step 5: Solve for x
   x = 7,991,253.64/3,973.02
6. Step 6: Final answer
   x = 2,011.38