Finding the Third Proportional to 9,446,748 and 19,732,170

Step by Step Solution

1. Step 1: Write the proportion equation
   9,446,748 : 19,732,170 = 19,732,170 : x
2. Step 2: Convert to fraction form
   9,446,748/19,732,170 = 19,732,170/x
3. Step 3: Cross multiply
   9,446,748x = 19,732,170 × 19,732,170
4. Step 4: Simplify right side
   9,446,748x = 389,358,532,908,900
5. Step 5: Solve for x
   x = 389,358,532,908,900/9,446,748
6. Step 6: Final answer
   x = 41,216,144.74