Finding the Third Proportional to 830,910 and 1,356,667

Step by Step Solution

1. Step 1: Write the proportion equation
   830,910 : 1,356,667 = 1,356,667 : x
2. Step 2: Convert to fraction form
   830,910/1,356,667 = 1,356,667/x
3. Step 3: Cross multiply
   830,910x = 1,356,667 × 1,356,667
4. Step 4: Simplify right side
   830,910x = 1,840,545,348,889
5. Step 5: Solve for x
   x = 1,840,545,348,889/830,910
6. Step 6: Final answer
   x = 2,215,095.92