Finding the Fourth Proportional to 9,635.16, 13,296.78 and 5,443.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,635.16 : 13,296.78 = 5,443.32 : x
2. Step 2: Convert to fraction form
   9,635.16/13,296.78 = 5,443.32/x
3. Step 3: Cross multiply
   9,635.16x = 13,296.78 × 5,443.32
4. Step 4: Simplify right side
   9,635.16x = 72,378,628.51
5. Step 5: Solve for x
   x = 72,378,628.51/9,635.16
6. Step 6: Final answer
   x = 7,511.93