Finding the Fourth Proportional to 9,976.38, 14,964.95 and 3,401.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,976.38 : 14,964.95 = 3,401.72 : x
2. Step 2: Convert to fraction form
   9,976.38/14,964.95 = 3,401.72/x
3. Step 3: Cross multiply
   9,976.38x = 14,964.95 × 3,401.72
4. Step 4: Simplify right side
   9,976.38x = 50,906,477.88
5. Step 5: Solve for x
   x = 50,906,477.88/9,976.38
6. Step 6: Final answer
   x = 5,102.70