Finding the Third Proportional to 196,166 and 303,122.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,166 : 303,122.50 = 303,122.50 : x
2. Step 2: Convert to fraction form
   196,166/303,122.50 = 303,122.50/x
3. Step 3: Cross multiply
   196,166x = 303,122.50 × 303,122.50
4. Step 4: Simplify right side
   196,166x = 91,883,250,006.25
5. Step 5: Solve for x
   x = 91,883,250,006.25/196,166
6. Step 6: Final answer
   x = 468,395.39