Finding the Third Proportional to 739,412 and 1,513,789

Step by Step Solution

1. Step 1: Write the proportion equation
   739,412 : 1,513,789 = 1,513,789 : x
2. Step 2: Convert to fraction form
   739,412/1,513,789 = 1,513,789/x
3. Step 3: Cross multiply
   739,412x = 1,513,789 × 1,513,789
4. Step 4: Simplify right side
   739,412x = 2,291,557,136,521
5. Step 5: Solve for x
   x = 2,291,557,136,521/739,412
6. Step 6: Final answer
   x = 3,099,161.41