Finding the Third Proportional to 294,809 and 693,018.50

Step by Step Solution

1. Step 1: Write the proportion equation
   294,809 : 693,018.50 = 693,018.50 : x
2. Step 2: Convert to fraction form
   294,809/693,018.50 = 693,018.50/x
3. Step 3: Cross multiply
   294,809x = 693,018.50 × 693,018.50
4. Step 4: Simplify right side
   294,809x = 480,274,641,342.25
5. Step 5: Solve for x
   x = 480,274,641,342.25/294,809
6. Step 6: Final answer
   x = 1,629,104.41