Finding the Fourth Proportional to 10,384.56, 14,324.28 and 7,401.36

Step by Step Solution

1. Step 1: Write the proportion equation
   10,384.56 : 14,324.28 = 7,401.36 : x
2. Step 2: Convert to fraction form
   10,384.56/14,324.28 = 7,401.36/x
3. Step 3: Cross multiply
   10,384.56x = 14,324.28 × 7,401.36
4. Step 4: Simplify right side
   10,384.56x = 106,019,153.02
5. Step 5: Solve for x
   x = 106,019,153.02/10,384.56
6. Step 6: Final answer
   x = 10,209.31