Finding the Third Proportional to 830,606 and 1,818,460

Step by Step Solution

1. Step 1: Write the proportion equation
   830,606 : 1,818,460 = 1,818,460 : x
2. Step 2: Convert to fraction form
   830,606/1,818,460 = 1,818,460/x
3. Step 3: Cross multiply
   830,606x = 1,818,460 × 1,818,460
4. Step 4: Simplify right side
   830,606x = 3,306,796,771,600
5. Step 5: Solve for x
   x = 3,306,796,771,600/830,606
6. Step 6: Final answer
   x = 3,981,185.75