Finding the Third Proportional to 4,147,983 and 8,627,058

Step by Step Solution

1. Step 1: Write the proportion equation
   4,147,983 : 8,627,058 = 8,627,058 : x
2. Step 2: Convert to fraction form
   4,147,983/8,627,058 = 8,627,058/x
3. Step 3: Cross multiply
   4,147,983x = 8,627,058 × 8,627,058
4. Step 4: Simplify right side
   4,147,983x = 74,426,129,735,364
5. Step 5: Solve for x
   x = 74,426,129,735,364/4,147,983
6. Step 6: Final answer
   x = 17,942,727.76