Finding the Third Proportional to 12,156 and 26,648

Step by Step Solution

1. Step 1: Write the proportion equation
   12,156 : 26,648 = 26,648 : x
2. Step 2: Convert to fraction form
   12,156/26,648 = 26,648/x
3. Step 3: Cross multiply
   12,156x = 26,648 × 26,648
4. Step 4: Simplify right side
   12,156x = 710,115,904
5. Step 5: Solve for x
   x = 710,115,904/12,156
6. Step 6: Final answer
   x = 58,416.91