Finding the Third Proportional to 522,059 and 1,139,991

Step by Step Solution

1. Step 1: Write the proportion equation
   522,059 : 1,139,991 = 1,139,991 : x
2. Step 2: Convert to fraction form
   522,059/1,139,991 = 1,139,991/x
3. Step 3: Cross multiply
   522,059x = 1,139,991 × 1,139,991
4. Step 4: Simplify right side
   522,059x = 1,299,579,480,081
5. Step 5: Solve for x
   x = 1,299,579,480,081/522,059
6. Step 6: Final answer
   x = 2,489,334.50