Finding the Fourth Proportional to 123,944.72, 171,043.65 and 67,356.09

Step by Step Solution

1. Step 1: Write the proportion equation
   123,944.72 : 171,043.65 = 67,356.09 : x
2. Step 2: Convert to fraction form
   123,944.72/171,043.65 = 67,356.09/x
3. Step 3: Cross multiply
   123,944.72x = 171,043.65 × 67,356.09
4. Step 4: Simplify right side
   123,944.72x = 11,520,831,483.33
5. Step 5: Solve for x
   x = 11,520,831,483.33/123,944.72
6. Step 6: Final answer
   x = 92,951.37