Finding the Third Proportional to 108,972 and 229,776

Step by Step Solution

1. Step 1: Write the proportion equation
   108,972 : 229,776 = 229,776 : x
2. Step 2: Convert to fraction form
   108,972/229,776 = 229,776/x
3. Step 3: Cross multiply
   108,972x = 229,776 × 229,776
4. Step 4: Simplify right side
   108,972x = 52,797,010,176
5. Step 5: Solve for x
   x = 52,797,010,176/108,972
6. Step 6: Final answer
   x = 484,500.70