Finding the Third Proportional to 400,016 and 562,672

Step by Step Solution

1. Step 1: Write the proportion equation
   400,016 : 562,672 = 562,672 : x
2. Step 2: Convert to fraction form
   400,016/562,672 = 562,672/x
3. Step 3: Cross multiply
   400,016x = 562,672 × 562,672
4. Step 4: Simplify right side
   400,016x = 316,599,779,584
5. Step 5: Solve for x
   x = 316,599,779,584/400,016
6. Step 6: Final answer
   x = 791,467.79