Finding the Third Proportional to 1,447,638 and 3,180,801

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447,638 : 3,180,801 = 3,180,801 : x
2. Step 2: Convert to fraction form
   1,447,638/3,180,801 = 3,180,801/x
3. Step 3: Cross multiply
   1,447,638x = 3,180,801 × 3,180,801
4. Step 4: Simplify right side
   1,447,638x = 10,117,495,001,601
5. Step 5: Solve for x
   x = 10,117,495,001,601/1,447,638
6. Step 6: Final answer
   x = 6,988,967.55