Finding the Fourth Proportional to 9,422.80, 13,007.56 and 7,323.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,422.80 : 13,007.56 = 7,323.60 : x
2. Step 2: Convert to fraction form
   9,422.80/13,007.56 = 7,323.60/x
3. Step 3: Cross multiply
   9,422.80x = 13,007.56 × 7,323.60
4. Step 4: Simplify right side
   9,422.80x = 95,262,166.42
5. Step 5: Solve for x
   x = 95,262,166.42/9,422.80
6. Step 6: Final answer
   x = 10,109.75