Finding the Third Proportional to 21,132 and 45,913

Step by Step Solution

1. Step 1: Write the proportion equation
   21,132 : 45,913 = 45,913 : x
2. Step 2: Convert to fraction form
   21,132/45,913 = 45,913/x
3. Step 3: Cross multiply
   21,132x = 45,913 × 45,913
4. Step 4: Simplify right side
   21,132x = 2,108,003,569
5. Step 5: Solve for x
   x = 2,108,003,569/21,132
6. Step 6: Final answer
   x = 99,754.10