Finding the Third Proportional to 367,828 and 562,434

Step by Step Solution

1. Step 1: Write the proportion equation
   367,828 : 562,434 = 562,434 : x
2. Step 2: Convert to fraction form
   367,828/562,434 = 562,434/x
3. Step 3: Cross multiply
   367,828x = 562,434 × 562,434
4. Step 4: Simplify right side
   367,828x = 316,332,004,356
5. Step 5: Solve for x
   x = 316,332,004,356/367,828
6. Step 6: Final answer
   x = 859,999.79