Finding the Third Proportional to 681,570 and 1,031,907

Step by Step Solution

1. Step 1: Write the proportion equation
   681,570 : 1,031,907 = 1,031,907 : x
2. Step 2: Convert to fraction form
   681,570/1,031,907 = 1,031,907/x
3. Step 3: Cross multiply
   681,570x = 1,031,907 × 1,031,907
4. Step 4: Simplify right side
   681,570x = 1,064,832,056,649
5. Step 5: Solve for x
   x = 1,064,832,056,649/681,570
6. Step 6: Final answer
   x = 1,562,322.37