Finding the Third Proportional to 297,612 and 449,101.50

Step by Step Solution

1. Step 1: Write the proportion equation
   297,612 : 449,101.50 = 449,101.50 : x
2. Step 2: Convert to fraction form
   297,612/449,101.50 = 449,101.50/x
3. Step 3: Cross multiply
   297,612x = 449,101.50 × 449,101.50
4. Step 4: Simplify right side
   297,612x = 201,692,157,302.25
5. Step 5: Solve for x
   x = 201,692,157,302.25/297,612
6. Step 6: Final answer
   x = 677,701.70