Finding the Third Proportional to 155,696 and 240,836

Step by Step Solution

1. Step 1: Write the proportion equation
   155,696 : 240,836 = 240,836 : x
2. Step 2: Convert to fraction form
   155,696/240,836 = 240,836/x
3. Step 3: Cross multiply
   155,696x = 240,836 × 240,836
4. Step 4: Simplify right side
   155,696x = 58,001,978,896
5. Step 5: Solve for x
   x = 58,001,978,896/155,696
6. Step 6: Final answer
   x = 372,533.52