Finding the Third Proportional to 2,173,644 and 4,767,192

Step by Step Solution

1. Step 1: Write the proportion equation
   2,173,644 : 4,767,192 = 4,767,192 : x
2. Step 2: Convert to fraction form
   2,173,644/4,767,192 = 4,767,192/x
3. Step 3: Cross multiply
   2,173,644x = 4,767,192 × 4,767,192
4. Step 4: Simplify right side
   2,173,644x = 22,726,119,564,864
5. Step 5: Solve for x
   x = 22,726,119,564,864/2,173,644
6. Step 6: Final answer
   x = 10,455,308.95