Finding the Third Proportional to 367,810 and 562,406

Step by Step Solution

1. Step 1: Write the proportion equation
   367,810 : 562,406 = 562,406 : x
2. Step 2: Convert to fraction form
   367,810/562,406 = 562,406/x
3. Step 3: Cross multiply
   367,810x = 562,406 × 562,406
4. Step 4: Simplify right side
   367,810x = 316,300,508,836
5. Step 5: Solve for x
   x = 316,300,508,836/367,810
6. Step 6: Final answer
   x = 859,956.25