Finding the Fourth Proportional to 10,636.41, 14,682.78 and 7,572.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,636.41 : 14,682.78 = 7,572.24 : x
2. Step 2: Convert to fraction form
   10,636.41/14,682.78 = 7,572.24/x
3. Step 3: Cross multiply
   10,636.41x = 14,682.78 × 7,572.24
4. Step 4: Simplify right side
   10,636.41x = 111,181,479.54
5. Step 5: Solve for x
   x = 111,181,479.54/10,636.41
6. Step 6: Final answer
   x = 10,452.92