Finding the Fourth Proportional to 9,697.05, 13,388.27 and 7,454.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,697.05 : 13,388.27 = 7,454.79 : x
2. Step 2: Convert to fraction form
   9,697.05/13,388.27 = 7,454.79/x
3. Step 3: Cross multiply
   9,697.05x = 13,388.27 × 7,454.79
4. Step 4: Simplify right side
   9,697.05x = 99,806,704.04
5. Step 5: Solve for x
   x = 99,806,704.04/9,697.05
6. Step 6: Final answer
   x = 10,292.48