Finding the Third Proportional to 271,464 and 578,980.50

Step by Step Solution

1. Step 1: Write the proportion equation
   271,464 : 578,980.50 = 578,980.50 : x
2. Step 2: Convert to fraction form
   271,464/578,980.50 = 578,980.50/x
3. Step 3: Cross multiply
   271,464x = 578,980.50 × 578,980.50
4. Step 4: Simplify right side
   271,464x = 335,218,419,380.25
5. Step 5: Solve for x
   x = 335,218,419,380.25/271,464
6. Step 6: Final answer
   x = 1,234,854.05