Finding the Fourth Proportional to 12,255.66, 18,377.82 and 7,327.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,255.66 : 18,377.82 = 7,327.62 : x
2. Step 2: Convert to fraction form
   12,255.66/18,377.82 = 7,327.62/x
3. Step 3: Cross multiply
   12,255.66x = 18,377.82 × 7,327.62
4. Step 4: Simplify right side
   12,255.66x = 134,665,681.39
5. Step 5: Solve for x
   x = 134,665,681.39/12,255.66
6. Step 6: Final answer
   x = 10,988.04