Finding the Third Proportional to 2,447,021 and 5,336,410

Step by Step Solution

1. Step 1: Write the proportion equation
   2,447,021 : 5,336,410 = 5,336,410 : x
2. Step 2: Convert to fraction form
   2,447,021/5,336,410 = 5,336,410/x
3. Step 3: Cross multiply
   2,447,021x = 5,336,410 × 5,336,410
4. Step 4: Simplify right side
   2,447,021x = 28,477,271,688,100
5. Step 5: Solve for x
   x = 28,477,271,688,100/2,447,021
6. Step 6: Final answer
   x = 11,637,526.48