Finding the Third Proportional to 984,800 and 2,142,144.50

Step by Step Solution

1. Step 1: Write the proportion equation
   984,800 : 2,142,144.50 = 2,142,144.50 : x
2. Step 2: Convert to fraction form
   984,800/2,142,144.50 = 2,142,144.50/x
3. Step 3: Cross multiply
   984,800x = 2,142,144.50 × 2,142,144.50
4. Step 4: Simplify right side
   984,800x = 4,588,783,058,880.25
5. Step 5: Solve for x
   x = 4,588,783,058,880.25/984,800
6. Step 6: Final answer
   x = 4,659,609.12