Finding the Third Proportional to 20,541 and 42,053

Step by Step Solution

1. Step 1: Write the proportion equation
   20,541 : 42,053 = 42,053 : x
2. Step 2: Convert to fraction form
   20,541/42,053 = 42,053/x
3. Step 3: Cross multiply
   20,541x = 42,053 × 42,053
4. Step 4: Simplify right side
   20,541x = 1,768,454,809
5. Step 5: Solve for x
   x = 1,768,454,809/20,541
6. Step 6: Final answer
   x = 86,093.90