Finding the Third Proportional to 17,906 and 38,984

Step by Step Solution

1. Step 1: Write the proportion equation
   17,906 : 38,984 = 38,984 : x
2. Step 2: Convert to fraction form
   17,906/38,984 = 38,984/x
3. Step 3: Cross multiply
   17,906x = 38,984 × 38,984
4. Step 4: Simplify right side
   17,906x = 1,519,752,256
5. Step 5: Solve for x
   x = 1,519,752,256/17,906
6. Step 6: Final answer
   x = 84,873.91