Finding the Third Proportional to 1,243,605 and 2,677,470

Step by Step Solution

1. Step 1: Write the proportion equation
   1,243,605 : 2,677,470 = 2,677,470 : x
2. Step 2: Convert to fraction form
   1,243,605/2,677,470 = 2,677,470/x
3. Step 3: Cross multiply
   1,243,605x = 2,677,470 × 2,677,470
4. Step 4: Simplify right side
   1,243,605x = 7,168,845,600,900
5. Step 5: Solve for x
   x = 7,168,845,600,900/1,243,605
6. Step 6: Final answer
   x = 5,764,568.01