Finding the Third Proportional to 1,315,172 and 2,826,886

Step by Step Solution

1. Step 1: Write the proportion equation
   1,315,172 : 2,826,886 = 2,826,886 : x
2. Step 2: Convert to fraction form
   1,315,172/2,826,886 = 2,826,886/x
3. Step 3: Cross multiply
   1,315,172x = 2,826,886 × 2,826,886
4. Step 4: Simplify right side
   1,315,172x = 7,991,284,456,996
5. Step 5: Solve for x
   x = 7,991,284,456,996/1,315,172
6. Step 6: Final answer
   x = 6,076,227.64