Finding the Third Proportional to 152,104 and 339,200

Step by Step Solution

1. Step 1: Write the proportion equation
   152,104 : 339,200 = 339,200 : x
2. Step 2: Convert to fraction form
   152,104/339,200 = 339,200/x
3. Step 3: Cross multiply
   152,104x = 339,200 × 339,200
4. Step 4: Simplify right side
   152,104x = 115,056,640,000
5. Step 5: Solve for x
   x = 115,056,640,000/152,104
6. Step 6: Final answer
   x = 756,434.02