Finding the Third Proportional to 108,990 and 147,933

Step by Step Solution

1. Step 1: Write the proportion equation
   108,990 : 147,933 = 147,933 : x
2. Step 2: Convert to fraction form
   108,990/147,933 = 147,933/x
3. Step 3: Cross multiply
   108,990x = 147,933 × 147,933
4. Step 4: Simplify right side
   108,990x = 21,884,172,489
5. Step 5: Solve for x
   x = 21,884,172,489/108,990
6. Step 6: Final answer
   x = 200,790.65