Finding the Third Proportional to 12,760 and 19,848

Step by Step Solution

1. Step 1: Write the proportion equation
   12,760 : 19,848 = 19,848 : x
2. Step 2: Convert to fraction form
   12,760/19,848 = 19,848/x
3. Step 3: Cross multiply
   12,760x = 19,848 × 19,848
4. Step 4: Simplify right side
   12,760x = 393,943,104
5. Step 5: Solve for x
   x = 393,943,104/12,760
6. Step 6: Final answer
   x = 30,873.28