Finding the Third Proportional to 139,028 and 223,848

Step by Step Solution

1. Step 1: Write the proportion equation
   139,028 : 223,848 = 223,848 : x
2. Step 2: Convert to fraction form
   139,028/223,848 = 223,848/x
3. Step 3: Cross multiply
   139,028x = 223,848 × 223,848
4. Step 4: Simplify right side
   139,028x = 50,107,927,104
5. Step 5: Solve for x
   x = 50,107,927,104/139,028
6. Step 6: Final answer
   x = 360,416.08