Finding the Third Proportional to 94,491 and 144,990

Step by Step Solution

1. Step 1: Write the proportion equation
   94,491 : 144,990 = 144,990 : x
2. Step 2: Convert to fraction form
   94,491/144,990 = 144,990/x
3. Step 3: Cross multiply
   94,491x = 144,990 × 144,990
4. Step 4: Simplify right side
   94,491x = 21,022,100,100
5. Step 5: Solve for x
   x = 21,022,100,100/94,491
6. Step 6: Final answer
   x = 222,477.27