Finding the Third Proportional to 2,171,474 and 4,771,240

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171,474 : 4,771,240 = 4,771,240 : x
2. Step 2: Convert to fraction form
   2,171,474/4,771,240 = 4,771,240/x
3. Step 3: Cross multiply
   2,171,474x = 4,771,240 × 4,771,240
4. Step 4: Simplify right side
   2,171,474x = 22,764,731,137,600
5. Step 5: Solve for x
   x = 22,764,731,137,600/2,171,474
6. Step 6: Final answer
   x = 10,483,538.43