Finding the Third Proportional to 945,420 and 1,418,814

Step by Step Solution

1. Step 1: Write the proportion equation
   945,420 : 1,418,814 = 1,418,814 : x
2. Step 2: Convert to fraction form
   945,420/1,418,814 = 1,418,814/x
3. Step 3: Cross multiply
   945,420x = 1,418,814 × 1,418,814
4. Step 4: Simplify right side
   945,420x = 2,013,033,166,596
5. Step 5: Solve for x
   x = 2,013,033,166,596/945,420
6. Step 6: Final answer
   x = 2,129,247.49