Finding the Third Proportional to 94,790 and 219,443

Step by Step Solution

1. Step 1: Write the proportion equation
   94,790 : 219,443 = 219,443 : x
2. Step 2: Convert to fraction form
   94,790/219,443 = 219,443/x
3. Step 3: Cross multiply
   94,790x = 219,443 × 219,443
4. Step 4: Simplify right side
   94,790x = 48,155,230,249
5. Step 5: Solve for x
   x = 48,155,230,249/94,790
6. Step 6: Final answer
   x = 508,020.15