Finding the Third Proportional to 583,671 and 1,278,059

Step by Step Solution

1. Step 1: Write the proportion equation
   583,671 : 1,278,059 = 1,278,059 : x
2. Step 2: Convert to fraction form
   583,671/1,278,059 = 1,278,059/x
3. Step 3: Cross multiply
   583,671x = 1,278,059 × 1,278,059
4. Step 4: Simplify right side
   583,671x = 1,633,434,807,481
5. Step 5: Solve for x
   x = 1,633,434,807,481/583,671
6. Step 6: Final answer
   x = 2,798,553.99