Finding the Third Proportional to 1,286,811 and 2,773,065

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,811 : 2,773,065 = 2,773,065 : x
2. Step 2: Convert to fraction form
   1,286,811/2,773,065 = 2,773,065/x
3. Step 3: Cross multiply
   1,286,811x = 2,773,065 × 2,773,065
4. Step 4: Simplify right side
   1,286,811x = 7,689,889,494,225
5. Step 5: Solve for x
   x = 7,689,889,494,225/1,286,811
6. Step 6: Final answer
   x = 5,975,927.70