Finding the Fourth Proportional to 13,361.56, 18,433.98 and 10,296.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,361.56 : 18,433.98 = 10,296.32 : x
2. Step 2: Convert to fraction form
   13,361.56/18,433.98 = 10,296.32/x
3. Step 3: Cross multiply
   13,361.56x = 18,433.98 × 10,296.32
4. Step 4: Simplify right side
   13,361.56x = 189,802,064.78
5. Step 5: Solve for x
   x = 189,802,064.78/13,361.56
6. Step 6: Final answer
   x = 14,205.09