Finding the Third Proportional to 21,238 and 45,007

Step by Step Solution

1. Step 1: Write the proportion equation
   21,238 : 45,007 = 45,007 : x
2. Step 2: Convert to fraction form
   21,238/45,007 = 45,007/x
3. Step 3: Cross multiply
   21,238x = 45,007 × 45,007
4. Step 4: Simplify right side
   21,238x = 2,025,630,049
5. Step 5: Solve for x
   x = 2,025,630,049/21,238
6. Step 6: Final answer
   x = 95,377.63