Finding the Fourth Proportional to 9,647.22, 13,301.49 and 8,152.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,647.22 : 13,301.49 = 8,152.50 : x
2. Step 2: Convert to fraction form
   9,647.22/13,301.49 = 8,152.50/x
3. Step 3: Cross multiply
   9,647.22x = 13,301.49 × 8,152.50
4. Step 4: Simplify right side
   9,647.22x = 108,440,397.23
5. Step 5: Solve for x
   x = 108,440,397.23/9,647.22
6. Step 6: Final answer
   x = 11,240.59