Finding the Fourth Proportional to 9,622.68, 13,288.56 and 7,504.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,622.68 : 13,288.56 = 7,504.08 : x
2. Step 2: Convert to fraction form
   9,622.68/13,288.56 = 7,504.08/x
3. Step 3: Cross multiply
   9,622.68x = 13,288.56 × 7,504.08
4. Step 4: Simplify right side
   9,622.68x = 99,718,417.32
5. Step 5: Solve for x
   x = 99,718,417.32/9,622.68
6. Step 6: Final answer
   x = 10,362.85