Finding the Third Proportional to 155,230 and 234,059

Step by Step Solution

1. Step 1: Write the proportion equation
   155,230 : 234,059 = 234,059 : x
2. Step 2: Convert to fraction form
   155,230/234,059 = 234,059/x
3. Step 3: Cross multiply
   155,230x = 234,059 × 234,059
4. Step 4: Simplify right side
   155,230x = 54,783,615,481
5. Step 5: Solve for x
   x = 54,783,615,481/155,230
6. Step 6: Final answer
   x = 352,918.99