Finding the Third Proportional to 1,272,308 and 2,743,892

Step by Step Solution

1. Step 1: Write the proportion equation
   1,272,308 : 2,743,892 = 2,743,892 : x
2. Step 2: Convert to fraction form
   1,272,308/2,743,892 = 2,743,892/x
3. Step 3: Cross multiply
   1,272,308x = 2,743,892 × 2,743,892
4. Step 4: Simplify right side
   1,272,308x = 7,528,943,307,664
5. Step 5: Solve for x
   x = 7,528,943,307,664/1,272,308
6. Step 6: Final answer
   x = 5,917,547.72