Finding the Third Proportional to 1,114,290 and 1,697,555

Step by Step Solution

1. Step 1: Write the proportion equation
   1,114,290 : 1,697,555 = 1,697,555 : x
2. Step 2: Convert to fraction form
   1,114,290/1,697,555 = 1,697,555/x
3. Step 3: Cross multiply
   1,114,290x = 1,697,555 × 1,697,555
4. Step 4: Simplify right side
   1,114,290x = 2,881,692,978,025
5. Step 5: Solve for x
   x = 2,881,692,978,025/1,114,290
6. Step 6: Final answer
   x = 2,586,124.78