Finding the Third Proportional to 339,109.50 and 737,208

Step by Step Solution

1. Step 1: Write the proportion equation
   339,109.50 : 737,208 = 737,208 : x
2. Step 2: Convert to fraction form
   339,109.50/737,208 = 737,208/x
3. Step 3: Cross multiply
   339,109.50x = 737,208 × 737,208
4. Step 4: Simplify right side
   339,109.50x = 543,475,635,264
5. Step 5: Solve for x
   x = 543,475,635,264/339,109.50
6. Step 6: Final answer
   x = 1,602,655.29