Finding the Third Proportional to 4,462,667 and 9,160,558

Step by Step Solution

1. Step 1: Write the proportion equation
   4,462,667 : 9,160,558 = 9,160,558 : x
2. Step 2: Convert to fraction form
   4,462,667/9,160,558 = 9,160,558/x
3. Step 3: Cross multiply
   4,462,667x = 9,160,558 × 9,160,558
4. Step 4: Simplify right side
   4,462,667x = 83,915,822,871,364
5. Step 5: Solve for x
   x = 83,915,822,871,364/4,462,667
6. Step 6: Final answer
   x = 18,803,962.49