Finding the Third Proportional to 18,936 and 42,948

Step by Step Solution

1. Step 1: Write the proportion equation
   18,936 : 42,948 = 42,948 : x
2. Step 2: Convert to fraction form
   18,936/42,948 = 42,948/x
3. Step 3: Cross multiply
   18,936x = 42,948 × 42,948
4. Step 4: Simplify right side
   18,936x = 1,844,530,704
5. Step 5: Solve for x
   x = 1,844,530,704/18,936
6. Step 6: Final answer
   x = 97,408.68