Finding the Third Proportional to 33,958 and 72,290

Step by Step Solution

1. Step 1: Write the proportion equation
   33,958 : 72,290 = 72,290 : x
2. Step 2: Convert to fraction form
   33,958/72,290 = 72,290/x
3. Step 3: Cross multiply
   33,958x = 72,290 × 72,290
4. Step 4: Simplify right side
   33,958x = 5,225,844,100
5. Step 5: Solve for x
   x = 5,225,844,100/33,958
6. Step 6: Final answer
   x = 153,891.40