Finding the Third Proportional to 739,422 and 1,513,872

Step by Step Solution

1. Step 1: Write the proportion equation
   739,422 : 1,513,872 = 1,513,872 : x
2. Step 2: Convert to fraction form
   739,422/1,513,872 = 1,513,872/x
3. Step 3: Cross multiply
   739,422x = 1,513,872 × 1,513,872
4. Step 4: Simplify right side
   739,422x = 2,291,808,432,384
5. Step 5: Solve for x
   x = 2,291,808,432,384/739,422
6. Step 6: Final answer
   x = 3,099,459.35