Finding the Third Proportional to 1,185,903 and 2,586,474

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185,903 : 2,586,474 = 2,586,474 : x
2. Step 2: Convert to fraction form
   1,185,903/2,586,474 = 2,586,474/x
3. Step 3: Cross multiply
   1,185,903x = 2,586,474 × 2,586,474
4. Step 4: Simplify right side
   1,185,903x = 6,689,847,752,676
5. Step 5: Solve for x
   x = 6,689,847,752,676/1,185,903
6. Step 6: Final answer
   x = 5,641,142.45