Finding the Fourth Proportional to 9,747.01, 13,450.96 and 5,381.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,747.01 : 13,450.96 = 5,381.48 : x
2. Step 2: Convert to fraction form
   9,747.01/13,450.96 = 5,381.48/x
3. Step 3: Cross multiply
   9,747.01x = 13,450.96 × 5,381.48
4. Step 4: Simplify right side
   9,747.01x = 72,386,078.94
5. Step 5: Solve for x
   x = 72,386,078.94/9,747.01
6. Step 6: Final answer
   x = 7,426.49