Finding the Third Proportional to 72,263 and 154,570

Step by Step Solution

1. Step 1: Write the proportion equation
   72,263 : 154,570 = 154,570 : x
2. Step 2: Convert to fraction form
   72,263/154,570 = 154,570/x
3. Step 3: Cross multiply
   72,263x = 154,570 × 154,570
4. Step 4: Simplify right side
   72,263x = 23,891,884,900
5. Step 5: Solve for x
   x = 23,891,884,900/72,263
6. Step 6: Final answer
   x = 330,624.04