Finding the Third Proportional to 998,730 and 2,184,305

Step by Step Solution

1. Step 1: Write the proportion equation
   998,730 : 2,184,305 = 2,184,305 : x
2. Step 2: Convert to fraction form
   998,730/2,184,305 = 2,184,305/x
3. Step 3: Cross multiply
   998,730x = 2,184,305 × 2,184,305
4. Step 4: Simplify right side
   998,730x = 4,771,188,333,025
5. Step 5: Solve for x
   x = 4,771,188,333,025/998,730
6. Step 6: Final answer
   x = 4,777,255.45