Finding the Third Proportional to 2,231,495 and 4,878,760

Step by Step Solution

1. Step 1: Write the proportion equation
   2,231,495 : 4,878,760 = 4,878,760 : x
2. Step 2: Convert to fraction form
   2,231,495/4,878,760 = 4,878,760/x
3. Step 3: Cross multiply
   2,231,495x = 4,878,760 × 4,878,760
4. Step 4: Simplify right side
   2,231,495x = 23,802,299,137,600
5. Step 5: Solve for x
   x = 23,802,299,137,600/2,231,495
6. Step 6: Final answer
   x = 10,666,525.87