Finding the Third Proportional to 446,404.50 and 670,624.31

Step by Step Solution

1. Step 1: Write the proportion equation
   446,404.50 : 670,624.31 = 670,624.31 : x
2. Step 2: Convert to fraction form
   446,404.50/670,624.31 = 670,624.31/x
3. Step 3: Cross multiply
   446,404.50x = 670,624.31 × 670,624.31
4. Step 4: Simplify right side
   446,404.50x = 449,736,968,516.10
5. Step 5: Solve for x
   x = 449,736,968,516.10/446,404.50
6. Step 6: Final answer
   x = 1,007,465.13