Finding the Fourth Proportional to 120,892.69, 166,847.25 and 73,146.43

Step by Step Solution

1. Step 1: Write the proportion equation
   120,892.69 : 166,847.25 = 73,146.43 : x
2. Step 2: Convert to fraction form
   120,892.69/166,847.25 = 73,146.43/x
3. Step 3: Cross multiply
   120,892.69x = 166,847.25 × 73,146.43
4. Step 4: Simplify right side
   120,892.69x = 12,204,280,692.82
5. Step 5: Solve for x
   x = 12,204,280,692.82/120,892.69
6. Step 6: Final answer
   x = 100,951.35