Finding the Third Proportional to 1,336,870 and 2,886,812

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336,870 : 2,886,812 = 2,886,812 : x
2. Step 2: Convert to fraction form
   1,336,870/2,886,812 = 2,886,812/x
3. Step 3: Cross multiply
   1,336,870x = 2,886,812 × 2,886,812
4. Step 4: Simplify right side
   1,336,870x = 8,333,683,523,344
5. Step 5: Solve for x
   x = 8,333,683,523,344/1,336,870
6. Step 6: Final answer
   x = 6,233,727.68