Finding the Fourth Proportional to 6,401.28, 9,601.21 and 2,016.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,401.28 : 9,601.21 = 2,016.34 : x
2. Step 2: Convert to fraction form
   6,401.28/9,601.21 = 2,016.34/x
3. Step 3: Cross multiply
   6,401.28x = 9,601.21 × 2,016.34
4. Step 4: Simplify right side
   6,401.28x = 19,359,303.77
5. Step 5: Solve for x
   x = 19,359,303.77/6,401.28
6. Step 6: Final answer
   x = 3,024.29