Finding the Third Proportional to 13,848 and 20,916

Step by Step Solution

1. Step 1: Write the proportion equation
   13,848 : 20,916 = 20,916 : x
2. Step 2: Convert to fraction form
   13,848/20,916 = 20,916/x
3. Step 3: Cross multiply
   13,848x = 20,916 × 20,916
4. Step 4: Simplify right side
   13,848x = 437,479,056
5. Step 5: Solve for x
   x = 437,479,056/13,848
6. Step 6: Final answer
   x = 31,591.50