Finding the Third Proportional to 9,745.25 and 21,345.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,745.25 : 21,345.25 = 21,345.25 : x
2. Step 2: Convert to fraction form
   9,745.25/21,345.25 = 21,345.25/x
3. Step 3: Cross multiply
   9,745.25x = 21,345.25 × 21,345.25
4. Step 4: Simplify right side
   9,745.25x = 455,619,697.56
5. Step 5: Solve for x
   x = 455,619,697.56/9,745.25
6. Step 6: Final answer
   x = 46,753.00