Finding the Third Proportional to 830,740 and 1,815,238

Step by Step Solution

1. Step 1: Write the proportion equation
   830,740 : 1,815,238 = 1,815,238 : x
2. Step 2: Convert to fraction form
   830,740/1,815,238 = 1,815,238/x
3. Step 3: Cross multiply
   830,740x = 1,815,238 × 1,815,238
4. Step 4: Simplify right side
   830,740x = 3,295,088,996,644
5. Step 5: Solve for x
   x = 3,295,088,996,644/830,740
6. Step 6: Final answer
   x = 3,966,450.39