Finding the Fourth Proportional to 9,697.32, 13,382.01 and 5,448.40

Step by Step Solution

1. Step 1: Write the proportion equation
   9,697.32 : 13,382.01 = 5,448.40 : x
2. Step 2: Convert to fraction form
   9,697.32/13,382.01 = 5,448.40/x
3. Step 3: Cross multiply
   9,697.32x = 13,382.01 × 5,448.40
4. Step 4: Simplify right side
   9,697.32x = 72,910,509.83
5. Step 5: Solve for x
   x = 72,910,509.83/9,697.32
6. Step 6: Final answer
   x = 7,518.62