Finding the Third Proportional to 722,564 and 1,016,631

Step by Step Solution

1. Step 1: Write the proportion equation
   722,564 : 1,016,631 = 1,016,631 : x
2. Step 2: Convert to fraction form
   722,564/1,016,631 = 1,016,631/x
3. Step 3: Cross multiply
   722,564x = 1,016,631 × 1,016,631
4. Step 4: Simplify right side
   722,564x = 1,033,538,590,161
5. Step 5: Solve for x
   x = 1,033,538,590,161/722,564
6. Step 6: Final answer
   x = 1,430,376.53