Finding the Fourth Proportional to 9,636.36, 13,301.31 and 5,657.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,636.36 : 13,301.31 = 5,657.37 : x
2. Step 2: Convert to fraction form
   9,636.36/13,301.31 = 5,657.37/x
3. Step 3: Cross multiply
   9,636.36x = 13,301.31 × 5,657.37
4. Step 4: Simplify right side
   9,636.36x = 75,250,432.15
5. Step 5: Solve for x
   x = 75,250,432.15/9,636.36
6. Step 6: Final answer
   x = 7,809.01