Finding the Third Proportional to 203,848 and 479,642

Step by Step Solution

1. Step 1: Write the proportion equation
   203,848 : 479,642 = 479,642 : x
2. Step 2: Convert to fraction form
   203,848/479,642 = 479,642/x
3. Step 3: Cross multiply
   203,848x = 479,642 × 479,642
4. Step 4: Simplify right side
   203,848x = 230,056,448,164
5. Step 5: Solve for x
   x = 230,056,448,164/203,848
6. Step 6: Final answer
   x = 1,128,568.58