Finding the Third Proportional to 453,651 and 667,333.50

Step by Step Solution

1. Step 1: Write the proportion equation
   453,651 : 667,333.50 = 667,333.50 : x
2. Step 2: Convert to fraction form
   453,651/667,333.50 = 667,333.50/x
3. Step 3: Cross multiply
   453,651x = 667,333.50 × 667,333.50
4. Step 4: Simplify right side
   453,651x = 445,334,000,222.25
5. Step 5: Solve for x
   x = 445,334,000,222.25/453,651
6. Step 6: Final answer
   x = 981,666.52