Finding the Third Proportional to 1,292,979 and 2,719,950

Step by Step Solution

1. Step 1: Write the proportion equation
   1,292,979 : 2,719,950 = 2,719,950 : x
2. Step 2: Convert to fraction form
   1,292,979/2,719,950 = 2,719,950/x
3. Step 3: Cross multiply
   1,292,979x = 2,719,950 × 2,719,950
4. Step 4: Simplify right side
   1,292,979x = 7,398,128,002,500
5. Step 5: Solve for x
   x = 7,398,128,002,500/1,292,979
6. Step 6: Final answer
   x = 5,721,769.65