Finding the Third Proportional to 851,510 and 1,419,123

Step by Step Solution

1. Step 1: Write the proportion equation
   851,510 : 1,419,123 = 1,419,123 : x
2. Step 2: Convert to fraction form
   851,510/1,419,123 = 1,419,123/x
3. Step 3: Cross multiply
   851,510x = 1,419,123 × 1,419,123
4. Step 4: Simplify right side
   851,510x = 2,013,910,089,129
5. Step 5: Solve for x
   x = 2,013,910,089,129/851,510
6. Step 6: Final answer
   x = 2,365,104.45