Finding the Third Proportional to 339,159 and 737,367.50

Step by Step Solution

1. Step 1: Write the proportion equation
   339,159 : 737,367.50 = 737,367.50 : x
2. Step 2: Convert to fraction form
   339,159/737,367.50 = 737,367.50/x
3. Step 3: Cross multiply
   339,159x = 737,367.50 × 737,367.50
4. Step 4: Simplify right side
   339,159x = 543,710,830,056.25
5. Step 5: Solve for x
   x = 543,710,830,056.25/339,159
6. Step 6: Final answer
   x = 1,603,114.85