Finding the Third Proportional to 4,501,488 and 9,771,936

Step by Step Solution

1. Step 1: Write the proportion equation
   4,501,488 : 9,771,936 = 9,771,936 : x
2. Step 2: Convert to fraction form
   4,501,488/9,771,936 = 9,771,936/x
3. Step 3: Cross multiply
   4,501,488x = 9,771,936 × 9,771,936
4. Step 4: Simplify right side
   4,501,488x = 95,490,733,188,096
5. Step 5: Solve for x
   x = 95,490,733,188,096/4,501,488
6. Step 6: Final answer
   x = 21,213,148.45