Finding the Third Proportional to 1,057,444 and 1,507,434

Step by Step Solution

1. Step 1: Write the proportion equation
   1,057,444 : 1,507,434 = 1,507,434 : x
2. Step 2: Convert to fraction form
   1,057,444/1,507,434 = 1,507,434/x
3. Step 3: Cross multiply
   1,057,444x = 1,507,434 × 1,507,434
4. Step 4: Simplify right side
   1,057,444x = 2,272,357,264,356
5. Step 5: Solve for x
   x = 2,272,357,264,356/1,057,444
6. Step 6: Final answer
   x = 2,148,914.99