Finding the Third Proportional to 222,075 and 316,504.69

Step by Step Solution

1. Step 1: Write the proportion equation
   222,075 : 316,504.69 = 316,504.69 : x
2. Step 2: Convert to fraction form
   222,075/316,504.69 = 316,504.69/x
3. Step 3: Cross multiply
   222,075x = 316,504.69 × 316,504.69
4. Step 4: Simplify right side
   222,075x = 100,175,217,209.47
5. Step 5: Solve for x
   x = 100,175,217,209.47/222,075
6. Step 6: Final answer
   x = 451,087.32