Finding the Third Proportional to 814,116 and 1,245,414

Step by Step Solution

1. Step 1: Write the proportion equation
   814,116 : 1,245,414 = 1,245,414 : x
2. Step 2: Convert to fraction form
   814,116/1,245,414 = 1,245,414/x
3. Step 3: Cross multiply
   814,116x = 1,245,414 × 1,245,414
4. Step 4: Simplify right side
   814,116x = 1,551,056,031,396
5. Step 5: Solve for x
   x = 1,551,056,031,396/814,116
6. Step 6: Final answer
   x = 1,905,202.74