Finding the Third Proportional to 144,232 and 308,392

Step by Step Solution

1. Step 1: Write the proportion equation
   144,232 : 308,392 = 308,392 : x
2. Step 2: Convert to fraction form
   144,232/308,392 = 308,392/x
3. Step 3: Cross multiply
   144,232x = 308,392 × 308,392
4. Step 4: Simplify right side
   144,232x = 95,105,625,664
5. Step 5: Solve for x
   x = 95,105,625,664/144,232
6. Step 6: Final answer
   x = 659,393.38