Finding the Third Proportional to 9,707,548 and 21,109,454

Step by Step Solution

1. Step 1: Write the proportion equation
   9,707,548 : 21,109,454 = 21,109,454 : x
2. Step 2: Convert to fraction form
   9,707,548/21,109,454 = 21,109,454/x
3. Step 3: Cross multiply
   9,707,548x = 21,109,454 × 21,109,454
4. Step 4: Simplify right side
   9,707,548x = 445,609,048,178,116
5. Step 5: Solve for x
   x = 445,609,048,178,116/9,707,548
6. Step 6: Final answer
   x = 45,903,357.69