Finding the Third Proportional to 722,917 and 1,570,454

Step by Step Solution

1. Step 1: Write the proportion equation
   722,917 : 1,570,454 = 1,570,454 : x
2. Step 2: Convert to fraction form
   722,917/1,570,454 = 1,570,454/x
3. Step 3: Cross multiply
   722,917x = 1,570,454 × 1,570,454
4. Step 4: Simplify right side
   722,917x = 2,466,325,766,116
5. Step 5: Solve for x
   x = 2,466,325,766,116/722,917
6. Step 6: Final answer
   x = 3,411,630.61