Finding the Fourth Proportional to 9,669.12, 13,342.41 and 5,635.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,669.12 : 13,342.41 = 5,635.32 : x
2. Step 2: Convert to fraction form
   9,669.12/13,342.41 = 5,635.32/x
3. Step 3: Cross multiply
   9,669.12x = 13,342.41 × 5,635.32
4. Step 4: Simplify right side
   9,669.12x = 75,188,749.92
5. Step 5: Solve for x
   x = 75,188,749.92/9,669.12
6. Step 6: Final answer
   x = 7,776.17