Finding the Third Proportional to 297,376.31 and 446,155.59

Step by Step Solution

1. Step 1: Write the proportion equation
   297,376.31 : 446,155.59 = 446,155.59 : x
2. Step 2: Convert to fraction form
   297,376.31/446,155.59 = 446,155.59/x
3. Step 3: Cross multiply
   297,376.31x = 446,155.59 × 446,155.59
4. Step 4: Simplify right side
   297,376.31x = 199,054,813,834.42
5. Step 5: Solve for x
   x = 199,054,813,834.42/297,376.31
6. Step 6: Final answer
   x = 669,370.11