Finding the Third Proportional to 1,284,628 and 2,798,040

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,628 : 2,798,040 = 2,798,040 : x
2. Step 2: Convert to fraction form
   1,284,628/2,798,040 = 2,798,040/x
3. Step 3: Cross multiply
   1,284,628x = 2,798,040 × 2,798,040
4. Step 4: Simplify right side
   1,284,628x = 7,829,027,841,600
5. Step 5: Solve for x
   x = 7,829,027,841,600/1,284,628
6. Step 6: Final answer
   x = 6,094,392.96