Finding the Third Proportional to 20,401 and 43,253

Step by Step Solution

1. Step 1: Write the proportion equation
   20,401 : 43,253 = 43,253 : x
2. Step 2: Convert to fraction form
   20,401/43,253 = 43,253/x
3. Step 3: Cross multiply
   20,401x = 43,253 × 43,253
4. Step 4: Simplify right side
   20,401x = 1,870,822,009
5. Step 5: Solve for x
   x = 1,870,822,009/20,401
6. Step 6: Final answer
   x = 91,702.47