Finding the Third Proportional to 37,019.25 and 81,243

Step by Step Solution

1. Step 1: Write the proportion equation
   37,019.25 : 81,243 = 81,243 : x
2. Step 2: Convert to fraction form
   37,019.25/81,243 = 81,243/x
3. Step 3: Cross multiply
   37,019.25x = 81,243 × 81,243
4. Step 4: Simplify right side
   37,019.25x = 6,600,425,049
5. Step 5: Solve for x
   x = 6,600,425,049/37,019.25
6. Step 6: Final answer
   x = 178,297.10