Finding the Third Proportional to 72,038 and 155,173

Step by Step Solution

1. Step 1: Write the proportion equation
   72,038 : 155,173 = 155,173 : x
2. Step 2: Convert to fraction form
   72,038/155,173 = 155,173/x
3. Step 3: Cross multiply
   72,038x = 155,173 × 155,173
4. Step 4: Simplify right side
   72,038x = 24,078,659,929
5. Step 5: Solve for x
   x = 24,078,659,929/72,038
6. Step 6: Final answer
   x = 334,249.42