Finding the Third Proportional to 2,090,486 and 4,579,558

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090,486 : 4,579,558 = 4,579,558 : x
2. Step 2: Convert to fraction form
   2,090,486/4,579,558 = 4,579,558/x
3. Step 3: Cross multiply
   2,090,486x = 4,579,558 × 4,579,558
4. Step 4: Simplify right side
   2,090,486x = 20,972,351,475,364
5. Step 5: Solve for x
   x = 20,972,351,475,364/2,090,486
6. Step 6: Final answer
   x = 10,032,285.06