Finding the Third Proportional to 2,108,238 and 4,636,308

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,238 : 4,636,308 = 4,636,308 : x
2. Step 2: Convert to fraction form
   2,108,238/4,636,308 = 4,636,308/x
3. Step 3: Cross multiply
   2,108,238x = 4,636,308 × 4,636,308
4. Step 4: Simplify right side
   2,108,238x = 21,495,351,870,864
5. Step 5: Solve for x
   x = 21,495,351,870,864/2,108,238
6. Step 6: Final answer
   x = 10,195,884.84