Finding the Third Proportional to 238,425 and 360,067.50

Step by Step Solution

1. Step 1: Write the proportion equation
   238,425 : 360,067.50 = 360,067.50 : x
2. Step 2: Convert to fraction form
   238,425/360,067.50 = 360,067.50/x
3. Step 3: Cross multiply
   238,425x = 360,067.50 × 360,067.50
4. Step 4: Simplify right side
   238,425x = 129,648,604,556.25
5. Step 5: Solve for x
   x = 129,648,604,556.25/238,425
6. Step 6: Final answer
   x = 543,771.02