Finding the Third Proportional to 5,687,871 and 8,048,164

Step by Step Solution

1. Step 1: Write the proportion equation
   5,687,871 : 8,048,164 = 8,048,164 : x
2. Step 2: Convert to fraction form
   5,687,871/8,048,164 = 8,048,164/x
3. Step 3: Cross multiply
   5,687,871x = 8,048,164 × 8,048,164
4. Step 4: Simplify right side
   5,687,871x = 64,772,943,770,896
5. Step 5: Solve for x
   x = 64,772,943,770,896/5,687,871
6. Step 6: Final answer
   x = 11,387,906.61