Finding the Third Proportional to 1,572,606 and 3,696,768

Step by Step Solution

1. Step 1: Write the proportion equation
   1,572,606 : 3,696,768 = 3,696,768 : x
2. Step 2: Convert to fraction form
   1,572,606/3,696,768 = 3,696,768/x
3. Step 3: Cross multiply
   1,572,606x = 3,696,768 × 3,696,768
4. Step 4: Simplify right side
   1,572,606x = 13,666,093,645,824
5. Step 5: Solve for x
   x = 13,666,093,645,824/1,572,606
6. Step 6: Final answer
   x = 8,690,093.80