Finding the Third Proportional to 21,542 and 45,036

Step by Step Solution

1. Step 1: Write the proportion equation
   21,542 : 45,036 = 45,036 : x
2. Step 2: Convert to fraction form
   21,542/45,036 = 45,036/x
3. Step 3: Cross multiply
   21,542x = 45,036 × 45,036
4. Step 4: Simplify right side
   21,542x = 2,028,241,296
5. Step 5: Solve for x
   x = 2,028,241,296/21,542
6. Step 6: Final answer
   x = 94,152.88