Finding the Third Proportional to 20,838.52 and 45,629.58

Step by Step Solution

1. Step 1: Write the proportion equation
   20,838.52 : 45,629.58 = 45,629.58 : x
2. Step 2: Convert to fraction form
   20,838.52/45,629.58 = 45,629.58/x
3. Step 3: Cross multiply
   20,838.52x = 45,629.58 × 45,629.58
4. Step 4: Simplify right side
   20,838.52x = 2,082,058,399.87
5. Step 5: Solve for x
   x = 2,082,058,399.87/20,838.52
6. Step 6: Final answer
   x = 99,913.95