Finding the Third Proportional to 17,788 and 38,708

Step by Step Solution

1. Step 1: Write the proportion equation
   17,788 : 38,708 = 38,708 : x
2. Step 2: Convert to fraction form
   17,788/38,708 = 38,708/x
3. Step 3: Cross multiply
   17,788x = 38,708 × 38,708
4. Step 4: Simplify right side
   17,788x = 1,498,309,264
5. Step 5: Solve for x
   x = 1,498,309,264/17,788
6. Step 6: Final answer
   x = 84,231.46