Finding the Third Proportional to 1,672,407 and 3,580,929

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672,407 : 3,580,929 = 3,580,929 : x
2. Step 2: Convert to fraction form
   1,672,407/3,580,929 = 3,580,929/x
3. Step 3: Cross multiply
   1,672,407x = 3,580,929 × 3,580,929
4. Step 4: Simplify right side
   1,672,407x = 12,823,052,503,041
5. Step 5: Solve for x
   x = 12,823,052,503,041/1,672,407
6. Step 6: Final answer
   x = 7,667,423.36