Finding the Third Proportional to 139,251 and 203,008.50

Step by Step Solution

1. Step 1: Write the proportion equation
   139,251 : 203,008.50 = 203,008.50 : x
2. Step 2: Convert to fraction form
   139,251/203,008.50 = 203,008.50/x
3. Step 3: Cross multiply
   139,251x = 203,008.50 × 203,008.50
4. Step 4: Simplify right side
   139,251x = 41,212,451,072.25
5. Step 5: Solve for x
   x = 41,212,451,072.25/139,251
6. Step 6: Final answer
   x = 295,958.03