Finding the Third Proportional to 191,916 and 446,148

Step by Step Solution

1. Step 1: Write the proportion equation
   191,916 : 446,148 = 446,148 : x
2. Step 2: Convert to fraction form
   191,916/446,148 = 446,148/x
3. Step 3: Cross multiply
   191,916x = 446,148 × 446,148
4. Step 4: Simplify right side
   191,916x = 199,048,037,904
5. Step 5: Solve for x
   x = 199,048,037,904/191,916
6. Step 6: Final answer
   x = 1,037,162.29