Finding the Third Proportional to 100,908 and 144,031.50

Step by Step Solution

1. Step 1: Write the proportion equation
   100,908 : 144,031.50 = 144,031.50 : x
2. Step 2: Convert to fraction form
   100,908/144,031.50 = 144,031.50/x
3. Step 3: Cross multiply
   100,908x = 144,031.50 × 144,031.50
4. Step 4: Simplify right side
   100,908x = 20,745,072,992.25
5. Step 5: Solve for x
   x = 20,745,072,992.25/100,908
6. Step 6: Final answer
   x = 205,584.03