Finding the Third Proportional to 633,892 and 1,392,200

Step by Step Solution

1. Step 1: Write the proportion equation
   633,892 : 1,392,200 = 1,392,200 : x
2. Step 2: Convert to fraction form
   633,892/1,392,200 = 1,392,200/x
3. Step 3: Cross multiply
   633,892x = 1,392,200 × 1,392,200
4. Step 4: Simplify right side
   633,892x = 1,938,220,840,000
5. Step 5: Solve for x
   x = 1,938,220,840,000/633,892
6. Step 6: Final answer
   x = 3,057,651.52