Finding the Third Proportional to 43,205.44 and 89,859.56

Step by Step Solution

1. Step 1: Write the proportion equation
   43,205.44 : 89,859.56 = 89,859.56 : x
2. Step 2: Convert to fraction form
   43,205.44/89,859.56 = 89,859.56/x
3. Step 3: Cross multiply
   43,205.44x = 89,859.56 × 89,859.56
4. Step 4: Simplify right side
   43,205.44x = 8,074,740,972.69
5. Step 5: Solve for x
   x = 8,074,740,972.69/43,205.44
6. Step 6: Final answer
   x = 186,891.78