Finding the Third Proportional to 980,742 and 2,116,305

Step by Step Solution

1. Step 1: Write the proportion equation
   980,742 : 2,116,305 = 2,116,305 : x
2. Step 2: Convert to fraction form
   980,742/2,116,305 = 2,116,305/x
3. Step 3: Cross multiply
   980,742x = 2,116,305 × 2,116,305
4. Step 4: Simplify right side
   980,742x = 4,478,746,853,025
5. Step 5: Solve for x
   x = 4,478,746,853,025/980,742
6. Step 6: Final answer
   x = 4,566,692.21