Finding the Third Proportional to 836,040 and 1,806,216

Step by Step Solution

1. Step 1: Write the proportion equation
   836,040 : 1,806,216 = 1,806,216 : x
2. Step 2: Convert to fraction form
   836,040/1,806,216 = 1,806,216/x
3. Step 3: Cross multiply
   836,040x = 1,806,216 × 1,806,216
4. Step 4: Simplify right side
   836,040x = 3,262,416,238,656
5. Step 5: Solve for x
   x = 3,262,416,238,656/836,040
6. Step 6: Final answer
   x = 3,902,225.06