Finding the Fourth Proportional to 12,625.72, 18,942.56 and 5,233.68

Step by Step Solution

1. Step 1: Write the proportion equation
   12,625.72 : 18,942.56 = 5,233.68 : x
2. Step 2: Convert to fraction form
   12,625.72/18,942.56 = 5,233.68/x
3. Step 3: Cross multiply
   12,625.72x = 18,942.56 × 5,233.68
4. Step 4: Simplify right side
   12,625.72x = 99,139,297.42
5. Step 5: Solve for x
   x = 99,139,297.42/12,625.72
6. Step 6: Final answer
   x = 7,852.17