Finding the Fourth Proportional to 13,304.42, 18,360.22 and 7,336.31

Step by Step Solution

1. Step 1: Write the proportion equation
   13,304.42 : 18,360.22 = 7,336.31 : x
2. Step 2: Convert to fraction form
   13,304.42/18,360.22 = 7,336.31/x
3. Step 3: Cross multiply
   13,304.42x = 18,360.22 × 7,336.31
4. Step 4: Simplify right side
   13,304.42x = 134,696,155.45
5. Step 5: Solve for x
   x = 134,696,155.45/13,304.42
6. Step 6: Final answer
   x = 10,124.17