Finding the Third Proportional to 1,729,278 and 2,762,559

Step by Step Solution

1. Step 1: Write the proportion equation
   1,729,278 : 2,762,559 = 2,762,559 : x
2. Step 2: Convert to fraction form
   1,729,278/2,762,559 = 2,762,559/x
3. Step 3: Cross multiply
   1,729,278x = 2,762,559 × 2,762,559
4. Step 4: Simplify right side
   1,729,278x = 7,631,732,228,481
5. Step 5: Solve for x
   x = 7,631,732,228,481/1,729,278
6. Step 6: Final answer
   x = 4,413,247.74