Finding the Fourth Proportional to 13,369.67, 18,450.24 and 7,401.43

Step by Step Solution

1. Step 1: Write the proportion equation
   13,369.67 : 18,450.24 = 7,401.43 : x
2. Step 2: Convert to fraction form
   13,369.67/18,450.24 = 7,401.43/x
3. Step 3: Cross multiply
   13,369.67x = 18,450.24 × 7,401.43
4. Step 4: Simplify right side
   13,369.67x = 136,558,113.72
5. Step 5: Solve for x
   x = 136,558,113.72/13,369.67
6. Step 6: Final answer
   x = 10,214.03