Finding the Fourth Proportional to 9,635.68, 13,296.90 and 5,443.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,635.68 : 13,296.90 = 5,443.84 : x
2. Step 2: Convert to fraction form
   9,635.68/13,296.90 = 5,443.84/x
3. Step 3: Cross multiply
   9,635.68x = 13,296.90 × 5,443.84
4. Step 4: Simplify right side
   9,635.68x = 72,386,196.10
5. Step 5: Solve for x
   x = 72,386,196.10/9,635.68
6. Step 6: Final answer
   x = 7,512.31