Finding the Third Proportional to 107,660.25 and 154,109.25

Step by Step Solution

1. Step 1: Write the proportion equation
   107,660.25 : 154,109.25 = 154,109.25 : x
2. Step 2: Convert to fraction form
   107,660.25/154,109.25 = 154,109.25/x
3. Step 3: Cross multiply
   107,660.25x = 154,109.25 × 154,109.25
4. Step 4: Simplify right side
   107,660.25x = 23,749,660,935.56
5. Step 5: Solve for x
   x = 23,749,660,935.56/107,660.25
6. Step 6: Final answer
   x = 220,598.23