Finding the Third Proportional to 468,306 and 669,199.50

Step by Step Solution

1. Step 1: Write the proportion equation
   468,306 : 669,199.50 = 669,199.50 : x
2. Step 2: Convert to fraction form
   468,306/669,199.50 = 669,199.50/x
3. Step 3: Cross multiply
   468,306x = 669,199.50 × 669,199.50
4. Step 4: Simplify right side
   468,306x = 447,827,970,800.25
5. Step 5: Solve for x
   x = 447,827,970,800.25/468,306
6. Step 6: Final answer
   x = 956,272.12