Finding the Third Proportional to 138,058.50 and 281,922

Step by Step Solution

1. Step 1: Write the proportion equation
   138,058.50 : 281,922 = 281,922 : x
2. Step 2: Convert to fraction form
   138,058.50/281,922 = 281,922/x
3. Step 3: Cross multiply
   138,058.50x = 281,922 × 281,922
4. Step 4: Simplify right side
   138,058.50x = 79,480,014,084
5. Step 5: Solve for x
   x = 79,480,014,084/138,058.50
6. Step 6: Final answer
   x = 575,698.09