Finding the Third Proportional to 1,248,189 and 2,686,009

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248,189 : 2,686,009 = 2,686,009 : x
2. Step 2: Convert to fraction form
   1,248,189/2,686,009 = 2,686,009/x
3. Step 3: Cross multiply
   1,248,189x = 2,686,009 × 2,686,009
4. Step 4: Simplify right side
   1,248,189x = 7,214,644,348,081
5. Step 5: Solve for x
   x = 7,214,644,348,081/1,248,189
6. Step 6: Final answer
   x = 5,780,089.67