Finding the Third Proportional to 17,644.50 and 37,719

Step by Step Solution

1. Step 1: Write the proportion equation
   17,644.50 : 37,719 = 37,719 : x
2. Step 2: Convert to fraction form
   17,644.50/37,719 = 37,719/x
3. Step 3: Cross multiply
   17,644.50x = 37,719 × 37,719
4. Step 4: Simplify right side
   17,644.50x = 1,422,722,961
5. Step 5: Solve for x
   x = 1,422,722,961/17,644.50
6. Step 6: Final answer
   x = 80,632.66