Finding the Third Proportional to 830,604 and 1,818,456

Step by Step Solution

1. Step 1: Write the proportion equation
   830,604 : 1,818,456 = 1,818,456 : x
2. Step 2: Convert to fraction form
   830,604/1,818,456 = 1,818,456/x
3. Step 3: Cross multiply
   830,604x = 1,818,456 × 1,818,456
4. Step 4: Simplify right side
   830,604x = 3,306,782,223,936
5. Step 5: Solve for x
   x = 3,306,782,223,936/830,604
6. Step 6: Final answer
   x = 3,981,177.82