Finding the Third Proportional to 191,088 and 446,220

Step by Step Solution

1. Step 1: Write the proportion equation
   191,088 : 446,220 = 446,220 : x
2. Step 2: Convert to fraction form
   191,088/446,220 = 446,220/x
3. Step 3: Cross multiply
   191,088x = 446,220 × 446,220
4. Step 4: Simplify right side
   191,088x = 199,112,288,400
5. Step 5: Solve for x
   x = 199,112,288,400/191,088
6. Step 6: Final answer
   x = 1,041,992.63