Finding the Third Proportional to 1,310,172 and 2,777,804

Step by Step Solution

1. Step 1: Write the proportion equation
   1,310,172 : 2,777,804 = 2,777,804 : x
2. Step 2: Convert to fraction form
   1,310,172/2,777,804 = 2,777,804/x
3. Step 3: Cross multiply
   1,310,172x = 2,777,804 × 2,777,804
4. Step 4: Simplify right side
   1,310,172x = 7,716,195,062,416
5. Step 5: Solve for x
   x = 7,716,195,062,416/1,310,172
6. Step 6: Final answer
   x = 5,889,451.97