Finding the Fourth Proportional to 13,401.10, 18,493.58 and 7,433.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,401.10 : 18,493.58 = 7,433.32 : x
2. Step 2: Convert to fraction form
   13,401.10/18,493.58 = 7,433.32/x
3. Step 3: Cross multiply
   13,401.10x = 18,493.58 × 7,433.32
4. Step 4: Simplify right side
   13,401.10x = 137,468,698.09
5. Step 5: Solve for x
   x = 137,468,698.09/13,401.10
6. Step 6: Final answer
   x = 10,258.02