Finding the Third Proportional to 18,219 and 37,992

Step by Step Solution

1. Step 1: Write the proportion equation
   18,219 : 37,992 = 37,992 : x
2. Step 2: Convert to fraction form
   18,219/37,992 = 37,992/x
3. Step 3: Cross multiply
   18,219x = 37,992 × 37,992
4. Step 4: Simplify right side
   18,219x = 1,443,392,064
5. Step 5: Solve for x
   x = 1,443,392,064/18,219
6. Step 6: Final answer
   x = 79,224.55