Finding the Third Proportional to 1,316,078 and 2,857,660

Step by Step Solution

1. Step 1: Write the proportion equation
   1,316,078 : 2,857,660 = 2,857,660 : x
2. Step 2: Convert to fraction form
   1,316,078/2,857,660 = 2,857,660/x
3. Step 3: Cross multiply
   1,316,078x = 2,857,660 × 2,857,660
4. Step 4: Simplify right side
   1,316,078x = 8,166,220,675,600
5. Step 5: Solve for x
   x = 8,166,220,675,600/1,316,078
6. Step 6: Final answer
   x = 6,204,967.09