Finding the Third Proportional to 1,567,386 and 2,207,221

Step by Step Solution

1. Step 1: Write the proportion equation
   1,567,386 : 2,207,221 = 2,207,221 : x
2. Step 2: Convert to fraction form
   1,567,386/2,207,221 = 2,207,221/x
3. Step 3: Cross multiply
   1,567,386x = 2,207,221 × 2,207,221
4. Step 4: Simplify right side
   1,567,386x = 4,871,824,542,841
5. Step 5: Solve for x
   x = 4,871,824,542,841/1,567,386
6. Step 6: Final answer
   x = 3,108,248.09