Finding the Third Proportional to 2,291,555 and 4,771,321

Step by Step Solution

1. Step 1: Write the proportion equation
   2,291,555 : 4,771,321 = 4,771,321 : x
2. Step 2: Convert to fraction form
   2,291,555/4,771,321 = 4,771,321/x
3. Step 3: Cross multiply
   2,291,555x = 4,771,321 × 4,771,321
4. Step 4: Simplify right side
   2,291,555x = 22,765,504,085,041
5. Step 5: Solve for x
   x = 22,765,504,085,041/2,291,555
6. Step 6: Final answer
   x = 9,934,522.23