Finding the Third Proportional to 1,286,865 and 2,827,530

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,865 : 2,827,530 = 2,827,530 : x
2. Step 2: Convert to fraction form
   1,286,865/2,827,530 = 2,827,530/x
3. Step 3: Cross multiply
   1,286,865x = 2,827,530 × 2,827,530
4. Step 4: Simplify right side
   1,286,865x = 7,994,925,900,900
5. Step 5: Solve for x
   x = 7,994,925,900,900/1,286,865
6. Step 6: Final answer
   x = 6,212,715.32