Finding the Third Proportional to 115,211 and 154,834

Step by Step Solution

1. Step 1: Write the proportion equation
   115,211 : 154,834 = 154,834 : x
2. Step 2: Convert to fraction form
   115,211/154,834 = 154,834/x
3. Step 3: Cross multiply
   115,211x = 154,834 × 154,834
4. Step 4: Simplify right side
   115,211x = 23,973,567,556
5. Step 5: Solve for x
   x = 23,973,567,556/115,211
6. Step 6: Final answer
   x = 208,084.02