Finding the Third Proportional to 9,865,650 and 21,524,118

Step by Step Solution

1. Step 1: Write the proportion equation
   9,865,650 : 21,524,118 = 21,524,118 : x
2. Step 2: Convert to fraction form
   9,865,650/21,524,118 = 21,524,118/x
3. Step 3: Cross multiply
   9,865,650x = 21,524,118 × 21,524,118
4. Step 4: Simplify right side
   9,865,650x = 463,287,655,677,924
5. Step 5: Solve for x
   x = 463,287,655,677,924/9,865,650
6. Step 6: Final answer
   x = 46,959,668.72