Finding the Fourth Proportional to 9,697.27, 13,381.72 and 5,448.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,697.27 : 13,381.72 = 5,448.50 : x
2. Step 2: Convert to fraction form
   9,697.27/13,381.72 = 5,448.50/x
3. Step 3: Cross multiply
   9,697.27x = 13,381.72 × 5,448.50
4. Step 4: Simplify right side
   9,697.27x = 72,910,301.72
5. Step 5: Solve for x
   x = 72,910,301.72/9,697.27
6. Step 6: Final answer
   x = 7,518.64