Finding the Third Proportional to 21,525.75 and 34,404.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,525.75 : 34,404.75 = 34,404.75 : x
2. Step 2: Convert to fraction form
   21,525.75/34,404.75 = 34,404.75/x
3. Step 3: Cross multiply
   21,525.75x = 34,404.75 × 34,404.75
4. Step 4: Simplify right side
   21,525.75x = 1,183,686,822.56
5. Step 5: Solve for x
   x = 1,183,686,822.56/21,525.75
6. Step 6: Final answer
   x = 54,989.34