Finding the Third Proportional to 19,836 and 42,938

Step by Step Solution

1. Step 1: Write the proportion equation
   19,836 : 42,938 = 42,938 : x
2. Step 2: Convert to fraction form
   19,836/42,938 = 42,938/x
3. Step 3: Cross multiply
   19,836x = 42,938 × 42,938
4. Step 4: Simplify right side
   19,836x = 1,843,671,844
5. Step 5: Solve for x
   x = 1,843,671,844/19,836
6. Step 6: Final answer
   x = 92,945.75