Finding the Third Proportional to 521,559 and 1,142,667

Step by Step Solution

1. Step 1: Write the proportion equation
   521,559 : 1,142,667 = 1,142,667 : x
2. Step 2: Convert to fraction form
   521,559/1,142,667 = 1,142,667/x
3. Step 3: Cross multiply
   521,559x = 1,142,667 × 1,142,667
4. Step 4: Simplify right side
   521,559x = 1,305,687,872,889
5. Step 5: Solve for x
   x = 1,305,687,872,889/521,559
6. Step 6: Final answer
   x = 2,503,432.73