Finding the Third Proportional to 9,291,882 and 19,928,541

Step by Step Solution

1. Step 1: Write the proportion equation
   9,291,882 : 19,928,541 = 19,928,541 : x
2. Step 2: Convert to fraction form
   9,291,882/19,928,541 = 19,928,541/x
3. Step 3: Cross multiply
   9,291,882x = 19,928,541 × 19,928,541
4. Step 4: Simplify right side
   9,291,882x = 397,146,746,388,681
5. Step 5: Solve for x
   x = 397,146,746,388,681/9,291,882
6. Step 6: Final answer
   x = 42,741,260.21