Finding the Third Proportional to 63,467 and 137,858

Step by Step Solution

1. Step 1: Write the proportion equation
   63,467 : 137,858 = 137,858 : x
2. Step 2: Convert to fraction form
   63,467/137,858 = 137,858/x
3. Step 3: Cross multiply
   63,467x = 137,858 × 137,858
4. Step 4: Simplify right side
   63,467x = 19,004,828,164
5. Step 5: Solve for x
   x = 19,004,828,164/63,467
6. Step 6: Final answer
   x = 299,444.25