Finding the Third Proportional to 300,918 and 467,446.50

Step by Step Solution

1. Step 1: Write the proportion equation
   300,918 : 467,446.50 = 467,446.50 : x
2. Step 2: Convert to fraction form
   300,918/467,446.50 = 467,446.50/x
3. Step 3: Cross multiply
   300,918x = 467,446.50 × 467,446.50
4. Step 4: Simplify right side
   300,918x = 218,506,230,362.25
5. Step 5: Solve for x
   x = 218,506,230,362.25/300,918
6. Step 6: Final answer
   x = 726,132.14