Finding the Third Proportional to 123,990 and 270,094

Step by Step Solution

1. Step 1: Write the proportion equation
   123,990 : 270,094 = 270,094 : x
2. Step 2: Convert to fraction form
   123,990/270,094 = 270,094/x
3. Step 3: Cross multiply
   123,990x = 270,094 × 270,094
4. Step 4: Simplify right side
   123,990x = 72,950,768,836
5. Step 5: Solve for x
   x = 72,950,768,836/123,990
6. Step 6: Final answer
   x = 588,360.10