Finding the Third Proportional to 617,677.50 and 1,333,770

Step by Step Solution

1. Step 1: Write the proportion equation
   617,677.50 : 1,333,770 = 1,333,770 : x
2. Step 2: Convert to fraction form
   617,677.50/1,333,770 = 1,333,770/x
3. Step 3: Cross multiply
   617,677.50x = 1,333,770 × 1,333,770
4. Step 4: Simplify right side
   617,677.50x = 1,778,942,412,900
5. Step 5: Solve for x
   x = 1,778,942,412,900/617,677.50
6. Step 6: Final answer
   x = 2,880,050.53