Finding the Third Proportional to 647,050.50 and 1,405,879.50

Step by Step Solution

1. Step 1: Write the proportion equation
   647,050.50 : 1,405,879.50 = 1,405,879.50 : x
2. Step 2: Convert to fraction form
   647,050.50/1,405,879.50 = 1,405,879.50/x
3. Step 3: Cross multiply
   647,050.50x = 1,405,879.50 × 1,405,879.50
4. Step 4: Simplify right side
   647,050.50x = 1,976,497,168,520.25
5. Step 5: Solve for x
   x = 1,976,497,168,520.25/647,050.50
6. Step 6: Final answer
   x = 3,054,625.83