Finding the Third Proportional to 1,662,618 and 3,573,871

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,618 : 3,573,871 = 3,573,871 : x
2. Step 2: Convert to fraction form
   1,662,618/3,573,871 = 3,573,871/x
3. Step 3: Cross multiply
   1,662,618x = 3,573,871 × 3,573,871
4. Step 4: Simplify right side
   1,662,618x = 12,772,553,924,641
5. Step 5: Solve for x
   x = 12,772,553,924,641/1,662,618
6. Step 6: Final answer
   x = 7,682,193.94