Finding the Third Proportional to 407,352 and 616,270.50

Step by Step Solution

1. Step 1: Write the proportion equation
   407,352 : 616,270.50 = 616,270.50 : x
2. Step 2: Convert to fraction form
   407,352/616,270.50 = 616,270.50/x
3. Step 3: Cross multiply
   407,352x = 616,270.50 × 616,270.50
4. Step 4: Simplify right side
   407,352x = 379,789,329,170.25
5. Step 5: Solve for x
   x = 379,789,329,170.25/407,352
6. Step 6: Final answer
   x = 932,336.97