Finding the Third Proportional to 297,510 and 654,068

Step by Step Solution

1. Step 1: Write the proportion equation
   297,510 : 654,068 = 654,068 : x
2. Step 2: Convert to fraction form
   297,510/654,068 = 654,068/x
3. Step 3: Cross multiply
   297,510x = 654,068 × 654,068
4. Step 4: Simplify right side
   297,510x = 427,804,948,624
5. Step 5: Solve for x
   x = 427,804,948,624/297,510
6. Step 6: Final answer
   x = 1,437,951.49