Finding the Fourth Proportional to 9,424.42, 12,989.37 and 7,062.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,424.42 : 12,989.37 = 7,062.46 : x
2. Step 2: Convert to fraction form
   9,424.42/12,989.37 = 7,062.46/x
3. Step 3: Cross multiply
   9,424.42x = 12,989.37 × 7,062.46
4. Step 4: Simplify right side
   9,424.42x = 91,736,906.05
5. Step 5: Solve for x
   x = 91,736,906.05/9,424.42
6. Step 6: Final answer
   x = 9,733.96