Finding the Third Proportional to 339,491.50 and 737,369

Step by Step Solution

1. Step 1: Write the proportion equation
   339,491.50 : 737,369 = 737,369 : x
2. Step 2: Convert to fraction form
   339,491.50/737,369 = 737,369/x
3. Step 3: Cross multiply
   339,491.50x = 737,369 × 737,369
4. Step 4: Simplify right side
   339,491.50x = 543,713,042,161
5. Step 5: Solve for x
   x = 543,713,042,161/339,491.50
6. Step 6: Final answer
   x = 1,601,551.27