Finding the Fourth Proportional to 9,910.38, 13,671.27 and 7,548.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,910.38 : 13,671.27 = 7,548.42 : x
2. Step 2: Convert to fraction form
   9,910.38/13,671.27 = 7,548.42/x
3. Step 3: Cross multiply
   9,910.38x = 13,671.27 × 7,548.42
4. Step 4: Simplify right side
   9,910.38x = 103,196,487.89
5. Step 5: Solve for x
   x = 103,196,487.89/9,910.38
6. Step 6: Final answer
   x = 10,412.97