Finding the Third Proportional to 13,910 and 30,938

Step by Step Solution

1. Step 1: Write the proportion equation
   13,910 : 30,938 = 30,938 : x
2. Step 2: Convert to fraction form
   13,910/30,938 = 30,938/x
3. Step 3: Cross multiply
   13,910x = 30,938 × 30,938
4. Step 4: Simplify right side
   13,910x = 957,159,844
5. Step 5: Solve for x
   x = 957,159,844/13,910
6. Step 6: Final answer
   x = 68,810.92