Finding the Third Proportional to 105,482.25 and 140,906.25

Step by Step Solution

1. Step 1: Write the proportion equation
   105,482.25 : 140,906.25 = 140,906.25 : x
2. Step 2: Convert to fraction form
   105,482.25/140,906.25 = 140,906.25/x
3. Step 3: Cross multiply
   105,482.25x = 140,906.25 × 140,906.25
4. Step 4: Simplify right side
   105,482.25x = 19,854,571,289.06
5. Step 5: Solve for x
   x = 19,854,571,289.06/105,482.25
6. Step 6: Final answer
   x = 188,226.66