Finding the Third Proportional to 215,128 and 467,048

Step by Step Solution

1. Step 1: Write the proportion equation
   215,128 : 467,048 = 467,048 : x
2. Step 2: Convert to fraction form
   215,128/467,048 = 467,048/x
3. Step 3: Cross multiply
   215,128x = 467,048 × 467,048
4. Step 4: Simplify right side
   215,128x = 218,133,834,304
5. Step 5: Solve for x
   x = 218,133,834,304/215,128
6. Step 6: Final answer
   x = 1,013,972.31