Finding the Third Proportional to 522,550 and 763,662

Step by Step Solution

1. Step 1: Write the proportion equation
   522,550 : 763,662 = 763,662 : x
2. Step 2: Convert to fraction form
   522,550/763,662 = 763,662/x
3. Step 3: Cross multiply
   522,550x = 763,662 × 763,662
4. Step 4: Simplify right side
   522,550x = 583,179,650,244
5. Step 5: Solve for x
   x = 583,179,650,244/522,550
6. Step 6: Final answer
   x = 1,116,026.51