Finding the Third Proportional to 12,209.25 and 25,065.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,209.25 : 25,065.75 = 25,065.75 : x
2. Step 2: Convert to fraction form
   12,209.25/25,065.75 = 25,065.75/x
3. Step 3: Cross multiply
   12,209.25x = 25,065.75 × 25,065.75
4. Step 4: Simplify right side
   12,209.25x = 628,291,823.06
5. Step 5: Solve for x
   x = 628,291,823.06/12,209.25
6. Step 6: Final answer
   x = 51,460.31