Finding the Third Proportional to 831,866 and 1,703,140

Step by Step Solution

1. Step 1: Write the proportion equation
   831,866 : 1,703,140 = 1,703,140 : x
2. Step 2: Convert to fraction form
   831,866/1,703,140 = 1,703,140/x
3. Step 3: Cross multiply
   831,866x = 1,703,140 × 1,703,140
4. Step 4: Simplify right side
   831,866x = 2,900,685,859,600
5. Step 5: Solve for x
   x = 2,900,685,859,600/831,866
6. Step 6: Final answer
   x = 3,486,962.88