Finding the Third Proportional to 1,567,387 and 2,207,222

Step by Step Solution

1. Step 1: Write the proportion equation
   1,567,387 : 2,207,222 = 2,207,222 : x
2. Step 2: Convert to fraction form
   1,567,387/2,207,222 = 2,207,222/x
3. Step 3: Cross multiply
   1,567,387x = 2,207,222 × 2,207,222
4. Step 4: Simplify right side
   1,567,387x = 4,871,828,957,284
5. Step 5: Solve for x
   x = 4,871,828,957,284/1,567,387
6. Step 6: Final answer
   x = 3,108,248.92