Finding the Third Proportional to 10,878,956 and 23,679,540

Step by Step Solution

1. Step 1: Write the proportion equation
   10,878,956 : 23,679,540 = 23,679,540 : x
2. Step 2: Convert to fraction form
   10,878,956/23,679,540 = 23,679,540/x
3. Step 3: Cross multiply
   10,878,956x = 23,679,540 × 23,679,540
4. Step 4: Simplify right side
   10,878,956x = 560,720,614,611,600
5. Step 5: Solve for x
   x = 560,720,614,611,600/10,878,956
6. Step 6: Final answer
   x = 51,541,766.93