Finding the Third Proportional to 21.52 and 45.77

Step by Step Solution

1. Step 1: Write the proportion equation
   21.52 : 45.77 = 45.77 : x
2. Step 2: Convert to fraction form
   21.52/45.77 = 45.77/x
3. Step 3: Cross multiply
   21.52x = 45.77 × 45.77
4. Step 4: Simplify right side
   21.52x = 2,095.21
5. Step 5: Solve for x
   x = 2,095.21/21.52
6. Step 6: Final answer
   x = 97.38