Finding the Third Proportional to 5,831,842 and 8,208,870

Step by Step Solution

1. Step 1: Write the proportion equation
   5,831,842 : 8,208,870 = 8,208,870 : x
2. Step 2: Convert to fraction form
   5,831,842/8,208,870 = 8,208,870/x
3. Step 3: Cross multiply
   5,831,842x = 8,208,870 × 8,208,870
4. Step 4: Simplify right side
   5,831,842x = 67,385,546,676,900
5. Step 5: Solve for x
   x = 67,385,546,676,900/5,831,842
6. Step 6: Final answer
   x = 11,554,762.06