Finding the Fourth Proportional to 9,885.06, 14,757.12 and 9,538.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,885.06 : 14,757.12 = 9,538.98 : x
2. Step 2: Convert to fraction form
   9,885.06/14,757.12 = 9,538.98/x
3. Step 3: Cross multiply
   9,885.06x = 14,757.12 × 9,538.98
4. Step 4: Simplify right side
   9,885.06x = 140,767,872.54
5. Step 5: Solve for x
   x = 140,767,872.54/9,885.06
6. Step 6: Final answer
   x = 14,240.47