Finding the Third Proportional to 71,904 and 154,216

Step by Step Solution

1. Step 1: Write the proportion equation
   71,904 : 154,216 = 154,216 : x
2. Step 2: Convert to fraction form
   71,904/154,216 = 154,216/x
3. Step 3: Cross multiply
   71,904x = 154,216 × 154,216
4. Step 4: Simplify right side
   71,904x = 23,782,574,656
5. Step 5: Solve for x
   x = 23,782,574,656/71,904
6. Step 6: Final answer
   x = 330,754.54