Finding the Fourth Proportional to 12,055.44, 16,624.82 and 9,401.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,055.44 : 16,624.82 = 9,401.88 : x
2. Step 2: Convert to fraction form
   12,055.44/16,624.82 = 9,401.88/x
3. Step 3: Cross multiply
   12,055.44x = 16,624.82 × 9,401.88
4. Step 4: Simplify right side
   12,055.44x = 156,304,562.66
5. Step 5: Solve for x
   x = 156,304,562.66/12,055.44
6. Step 6: Final answer
   x = 12,965.48