Finding the Third Proportional to 1,063,428 and 1,634,561

Step by Step Solution

1. Step 1: Write the proportion equation
   1,063,428 : 1,634,561 = 1,634,561 : x
2. Step 2: Convert to fraction form
   1,063,428/1,634,561 = 1,634,561/x
3. Step 3: Cross multiply
   1,063,428x = 1,634,561 × 1,634,561
4. Step 4: Simplify right side
   1,063,428x = 2,671,789,662,721
5. Step 5: Solve for x
   x = 2,671,789,662,721/1,063,428
6. Step 6: Final answer
   x = 2,512,431.18