Finding the Third Proportional to 271,864 and 579,948.50

Step by Step Solution

1. Step 1: Write the proportion equation
   271,864 : 579,948.50 = 579,948.50 : x
2. Step 2: Convert to fraction form
   271,864/579,948.50 = 579,948.50/x
3. Step 3: Cross multiply
   271,864x = 579,948.50 × 579,948.50
4. Step 4: Simplify right side
   271,864x = 336,340,262,652.25
5. Step 5: Solve for x
   x = 336,340,262,652.25/271,864
6. Step 6: Final answer
   x = 1,237,163.67