Finding the Third Proportional to 1,318,946 and 2,842,660

Step by Step Solution

1. Step 1: Write the proportion equation
   1,318,946 : 2,842,660 = 2,842,660 : x
2. Step 2: Convert to fraction form
   1,318,946/2,842,660 = 2,842,660/x
3. Step 3: Cross multiply
   1,318,946x = 2,842,660 × 2,842,660
4. Step 4: Simplify right side
   1,318,946x = 8,080,715,875,600
5. Step 5: Solve for x
   x = 8,080,715,875,600/1,318,946
6. Step 6: Final answer
   x = 6,126,646.49