Finding the Third Proportional to 2,175,636 and 4,712,862

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175,636 : 4,712,862 = 4,712,862 : x
2. Step 2: Convert to fraction form
   2,175,636/4,712,862 = 4,712,862/x
3. Step 3: Cross multiply
   2,175,636x = 4,712,862 × 4,712,862
4. Step 4: Simplify right side
   2,175,636x = 22,211,068,231,044
5. Step 5: Solve for x
   x = 22,211,068,231,044/2,175,636
6. Step 6: Final answer
   x = 10,209,000.14