Finding the Third Proportional to 831,553 and 1,761,260

Step by Step Solution

1. Step 1: Write the proportion equation
   831,553 : 1,761,260 = 1,761,260 : x
2. Step 2: Convert to fraction form
   831,553/1,761,260 = 1,761,260/x
3. Step 3: Cross multiply
   831,553x = 1,761,260 × 1,761,260
4. Step 4: Simplify right side
   831,553x = 3,102,036,787,600
5. Step 5: Solve for x
   x = 3,102,036,787,600/831,553
6. Step 6: Final answer
   x = 3,730,413.80