Finding the Third Proportional to 945,390 and 1,377,459

Step by Step Solution

1. Step 1: Write the proportion equation
   945,390 : 1,377,459 = 1,377,459 : x
2. Step 2: Convert to fraction form
   945,390/1,377,459 = 1,377,459/x
3. Step 3: Cross multiply
   945,390x = 1,377,459 × 1,377,459
4. Step 4: Simplify right side
   945,390x = 1,897,393,296,681
5. Step 5: Solve for x
   x = 1,897,393,296,681/945,390
6. Step 6: Final answer
   x = 2,006,995.31