Finding the Third Proportional to 1,256,040 and 2,720,592

Step by Step Solution

1. Step 1: Write the proportion equation
   1,256,040 : 2,720,592 = 2,720,592 : x
2. Step 2: Convert to fraction form
   1,256,040/2,720,592 = 2,720,592/x
3. Step 3: Cross multiply
   1,256,040x = 2,720,592 × 2,720,592
4. Step 4: Simplify right side
   1,256,040x = 7,401,620,830,464
5. Step 5: Solve for x
   x = 7,401,620,830,464/1,256,040
6. Step 6: Final answer
   x = 5,892,822.55