Finding the Third Proportional to 293,976 and 644,002.50

Step by Step Solution

1. Step 1: Write the proportion equation
   293,976 : 644,002.50 = 644,002.50 : x
2. Step 2: Convert to fraction form
   293,976/644,002.50 = 644,002.50/x
3. Step 3: Cross multiply
   293,976x = 644,002.50 × 644,002.50
4. Step 4: Simplify right side
   293,976x = 414,739,220,006.25
5. Step 5: Solve for x
   x = 414,739,220,006.25/293,976
6. Step 6: Final answer
   x = 1,410,792.79