Finding the Third Proportional to 23,480 and 31,979

Step by Step Solution

1. Step 1: Write the proportion equation
   23,480 : 31,979 = 31,979 : x
2. Step 2: Convert to fraction form
   23,480/31,979 = 31,979/x
3. Step 3: Cross multiply
   23,480x = 31,979 × 31,979
4. Step 4: Simplify right side
   23,480x = 1,022,656,441
5. Step 5: Solve for x
   x = 1,022,656,441/23,480
6. Step 6: Final answer
   x = 43,554.36