Finding the Third Proportional to 1,075,912 and 1,507,866

Step by Step Solution

1. Step 1: Write the proportion equation
   1,075,912 : 1,507,866 = 1,507,866 : x
2. Step 2: Convert to fraction form
   1,075,912/1,507,866 = 1,507,866/x
3. Step 3: Cross multiply
   1,075,912x = 1,507,866 × 1,507,866
4. Step 4: Simplify right side
   1,075,912x = 2,273,659,873,956
5. Step 5: Solve for x
   x = 2,273,659,873,956/1,075,912
6. Step 6: Final answer
   x = 2,113,239.63