Finding the Third Proportional to 4,212,070 and 9,096,600

Step by Step Solution

1. Step 1: Write the proportion equation
   4,212,070 : 9,096,600 = 9,096,600 : x
2. Step 2: Convert to fraction form
   4,212,070/9,096,600 = 9,096,600/x
3. Step 3: Cross multiply
   4,212,070x = 9,096,600 × 9,096,600
4. Step 4: Simplify right side
   4,212,070x = 82,748,131,560,000
5. Step 5: Solve for x
   x = 82,748,131,560,000/4,212,070
6. Step 6: Final answer
   x = 19,645,478.72