Finding the Third Proportional to 9,725,494 and 21,163,436

Step by Step Solution

1. Step 1: Write the proportion equation
   9,725,494 : 21,163,436 = 21,163,436 : x
2. Step 2: Convert to fraction form
   9,725,494/21,163,436 = 21,163,436/x
3. Step 3: Cross multiply
   9,725,494x = 21,163,436 × 21,163,436
4. Step 4: Simplify right side
   9,725,494x = 447,891,023,326,096
5. Step 5: Solve for x
   x = 447,891,023,326,096/9,725,494
6. Step 6: Final answer
   x = 46,053,292.85