Finding the Third Proportional to 1,672,814 and 3,561,412

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672,814 : 3,561,412 = 3,561,412 : x
2. Step 2: Convert to fraction form
   1,672,814/3,561,412 = 3,561,412/x
3. Step 3: Cross multiply
   1,672,814x = 3,561,412 × 3,561,412
4. Step 4: Simplify right side
   1,672,814x = 12,683,655,433,744
5. Step 5: Solve for x
   x = 12,683,655,433,744/1,672,814
6. Step 6: Final answer
   x = 7,582,226.97