Finding the Third Proportional to 123,556.73 and 269,769.42

Step by Step Solution

1. Step 1: Write the proportion equation
   123,556.73 : 269,769.42 = 269,769.42 : x
2. Step 2: Convert to fraction form
   123,556.73/269,769.42 = 269,769.42/x
3. Step 3: Cross multiply
   123,556.73x = 269,769.42 × 269,769.42
4. Step 4: Simplify right side
   123,556.73x = 72,775,540,978.77
5. Step 5: Solve for x
   x = 72,775,540,978.77/123,556.73
6. Step 6: Final answer
   x = 589,005.05