Finding the Third Proportional to 1,270,128 and 2,714,940

Step by Step Solution

1. Step 1: Write the proportion equation
   1,270,128 : 2,714,940 = 2,714,940 : x
2. Step 2: Convert to fraction form
   1,270,128/2,714,940 = 2,714,940/x
3. Step 3: Cross multiply
   1,270,128x = 2,714,940 × 2,714,940
4. Step 4: Simplify right side
   1,270,128x = 7,370,899,203,600
5. Step 5: Solve for x
   x = 7,370,899,203,600/1,270,128
6. Step 6: Final answer
   x = 5,803,272.74