Finding the Fourth Proportional to 120,822.45, 166,732.82 and 67,107

Step by Step Solution

1. Step 1: Write the proportion equation
   120,822.45 : 166,732.82 = 67,107 : x
2. Step 2: Convert to fraction form
   120,822.45/166,732.82 = 67,107/x
3. Step 3: Cross multiply
   120,822.45x = 166,732.82 × 67,107
4. Step 4: Simplify right side
   120,822.45x = 11,188,939,016.21
5. Step 5: Solve for x
   x = 11,188,939,016.21/120,822.45
6. Step 6: Final answer
   x = 92,606.46