Finding the Third Proportional to 123,992.25 and 270,127.88

Step by Step Solution

1. Step 1: Write the proportion equation
   123,992.25 : 270,127.88 = 270,127.88 : x
2. Step 2: Convert to fraction form
   123,992.25/270,127.88 = 270,127.88/x
3. Step 3: Cross multiply
   123,992.25x = 270,127.88 × 270,127.88
4. Step 4: Simplify right side
   123,992.25x = 72,969,068,852.02
5. Step 5: Solve for x
   x = 72,969,068,852.02/123,992.25
6. Step 6: Final answer
   x = 588,497.01