Finding the Third Proportional to 18,018 and 37,470

Step by Step Solution

1. Step 1: Write the proportion equation
   18,018 : 37,470 = 37,470 : x
2. Step 2: Convert to fraction form
   18,018/37,470 = 37,470/x
3. Step 3: Cross multiply
   18,018x = 37,470 × 37,470
4. Step 4: Simplify right side
   18,018x = 1,404,000,900
5. Step 5: Solve for x
   x = 1,404,000,900/18,018
6. Step 6: Final answer
   x = 77,922.13