Finding the Third Proportional to 17,738 and 37,639

Step by Step Solution

1. Step 1: Write the proportion equation
   17,738 : 37,639 = 37,639 : x
2. Step 2: Convert to fraction form
   17,738/37,639 = 37,639/x
3. Step 3: Cross multiply
   17,738x = 37,639 × 37,639
4. Step 4: Simplify right side
   17,738x = 1,416,694,321
5. Step 5: Solve for x
   x = 1,416,694,321/17,738
6. Step 6: Final answer
   x = 79,867.76