Finding the Third Proportional to 151,978 and 333,116

Step by Step Solution

1. Step 1: Write the proportion equation
   151,978 : 333,116 = 333,116 : x
2. Step 2: Convert to fraction form
   151,978/333,116 = 333,116/x
3. Step 3: Cross multiply
   151,978x = 333,116 × 333,116
4. Step 4: Simplify right side
   151,978x = 110,966,269,456
5. Step 5: Solve for x
   x = 110,966,269,456/151,978
6. Step 6: Final answer
   x = 730,146.93