Finding the Third Proportional to 1,221,695 and 1,606,552

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,695 : 1,606,552 = 1,606,552 : x
2. Step 2: Convert to fraction form
   1,221,695/1,606,552 = 1,606,552/x
3. Step 3: Cross multiply
   1,221,695x = 1,606,552 × 1,606,552
4. Step 4: Simplify right side
   1,221,695x = 2,581,009,328,704
5. Step 5: Solve for x
   x = 2,581,009,328,704/1,221,695
6. Step 6: Final answer
   x = 2,112,646.22