Finding the Third Proportional to 271,488 and 579,031.50

Step by Step Solution

1. Step 1: Write the proportion equation
   271,488 : 579,031.50 = 579,031.50 : x
2. Step 2: Convert to fraction form
   271,488/579,031.50 = 579,031.50/x
3. Step 3: Cross multiply
   271,488x = 579,031.50 × 579,031.50
4. Step 4: Simplify right side
   271,488x = 335,277,477,992.25
5. Step 5: Solve for x
   x = 335,277,477,992.25/271,488
6. Step 6: Final answer
   x = 1,234,962.42