Finding the Third Proportional to 3,674,685 and 5,712,907

Step by Step Solution

1. Step 1: Write the proportion equation
   3,674,685 : 5,712,907 = 5,712,907 : x
2. Step 2: Convert to fraction form
   3,674,685/5,712,907 = 5,712,907/x
3. Step 3: Cross multiply
   3,674,685x = 5,712,907 × 5,712,907
4. Step 4: Simplify right side
   3,674,685x = 32,637,306,390,649
5. Step 5: Solve for x
   x = 32,637,306,390,649/3,674,685
6. Step 6: Final answer
   x = 8,881,660.98