Finding the Third Proportional to 715,907 and 1,003,471

Step by Step Solution

1. Step 1: Write the proportion equation
   715,907 : 1,003,471 = 1,003,471 : x
2. Step 2: Convert to fraction form
   715,907/1,003,471 = 1,003,471/x
3. Step 3: Cross multiply
   715,907x = 1,003,471 × 1,003,471
4. Step 4: Simplify right side
   715,907x = 1,006,954,047,841
5. Step 5: Solve for x
   x = 1,006,954,047,841/715,907
6. Step 6: Final answer
   x = 1,406,543.10