Finding the Third Proportional to 1,270,026 and 1,810,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,270,026 : 1,810,440 = 1,810,440 : x
2. Step 2: Convert to fraction form
   1,270,026/1,810,440 = 1,810,440/x
3. Step 3: Cross multiply
   1,270,026x = 1,810,440 × 1,810,440
4. Step 4: Simplify right side
   1,270,026x = 3,277,692,993,600
5. Step 5: Solve for x
   x = 3,277,692,993,600/1,270,026
6. Step 6: Final answer
   x = 2,580,807.79