Finding the Third Proportional to 9,964,045 and 21,456,274

Step by Step Solution

1. Step 1: Write the proportion equation
   9,964,045 : 21,456,274 = 21,456,274 : x
2. Step 2: Convert to fraction form
   9,964,045/21,456,274 = 21,456,274/x
3. Step 3: Cross multiply
   9,964,045x = 21,456,274 × 21,456,274
4. Step 4: Simplify right side
   9,964,045x = 460,371,693,963,076
5. Step 5: Solve for x
   x = 460,371,693,963,076/9,964,045
6. Step 6: Final answer
   x = 46,203,293.34