Finding the Third Proportional to 622,362 and 851,743.50

Step by Step Solution

1. Step 1: Write the proportion equation
   622,362 : 851,743.50 = 851,743.50 : x
2. Step 2: Convert to fraction form
   622,362/851,743.50 = 851,743.50/x
3. Step 3: Cross multiply
   622,362x = 851,743.50 × 851,743.50
4. Step 4: Simplify right side
   622,362x = 725,466,989,792.25
5. Step 5: Solve for x
   x = 725,466,989,792.25/622,362
6. Step 6: Final answer
   x = 1,165,667.23