Finding the Third Proportional to 21,308 and 46,856

Step by Step Solution

1. Step 1: Write the proportion equation
   21,308 : 46,856 = 46,856 : x
2. Step 2: Convert to fraction form
   21,308/46,856 = 46,856/x
3. Step 3: Cross multiply
   21,308x = 46,856 × 46,856
4. Step 4: Simplify right side
   21,308x = 2,195,484,736
5. Step 5: Solve for x
   x = 2,195,484,736/21,308
6. Step 6: Final answer
   x = 103,035.70