Finding the Third Proportional to 1,233,236 and 2,689,990

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233,236 : 2,689,990 = 2,689,990 : x
2. Step 2: Convert to fraction form
   1,233,236/2,689,990 = 2,689,990/x
3. Step 3: Cross multiply
   1,233,236x = 2,689,990 × 2,689,990
4. Step 4: Simplify right side
   1,233,236x = 7,236,046,200,100
5. Step 5: Solve for x
   x = 7,236,046,200,100/1,233,236
6. Step 6: Final answer
   x = 5,867,527.55