Finding the Third Proportional to 4,486,023 and 9,869,202

Step by Step Solution

1. Step 1: Write the proportion equation
   4,486,023 : 9,869,202 = 9,869,202 : x
2. Step 2: Convert to fraction form
   4,486,023/9,869,202 = 9,869,202/x
3. Step 3: Cross multiply
   4,486,023x = 9,869,202 × 9,869,202
4. Step 4: Simplify right side
   4,486,023x = 97,401,148,116,804
5. Step 5: Solve for x
   x = 97,401,148,116,804/4,486,023
6. Step 6: Final answer
   x = 21,712,137.48