Finding the Third Proportional to 11,156 and 16,734.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,156 : 16,734.50 = 16,734.50 : x
2. Step 2: Convert to fraction form
   11,156/16,734.50 = 16,734.50/x
3. Step 3: Cross multiply
   11,156x = 16,734.50 × 16,734.50
4. Step 4: Simplify right side
   11,156x = 280,043,490.25
5. Step 5: Solve for x
   x = 280,043,490.25/11,156
6. Step 6: Final answer
   x = 25,102.50