Finding the Third Proportional to 10,158,381 and 21,694,452

Step by Step Solution

1. Step 1: Write the proportion equation
   10,158,381 : 21,694,452 = 21,694,452 : x
2. Step 2: Convert to fraction form
   10,158,381/21,694,452 = 21,694,452/x
3. Step 3: Cross multiply
   10,158,381x = 21,694,452 × 21,694,452
4. Step 4: Simplify right side
   10,158,381x = 470,649,247,580,304
5. Step 5: Solve for x
   x = 470,649,247,580,304/10,158,381
6. Step 6: Final answer
   x = 46,331,127.72