Finding the Third Proportional to 739,443 and 1,513,912

Step by Step Solution

1. Step 1: Write the proportion equation
   739,443 : 1,513,912 = 1,513,912 : x
2. Step 2: Convert to fraction form
   739,443/1,513,912 = 1,513,912/x
3. Step 3: Cross multiply
   739,443x = 1,513,912 × 1,513,912
4. Step 4: Simplify right side
   739,443x = 2,291,929,543,744
5. Step 5: Solve for x
   x = 2,291,929,543,744/739,443
6. Step 6: Final answer
   x = 3,099,535.11