Finding the Third Proportional to 602,559 and 826,240.50

Step by Step Solution

1. Step 1: Write the proportion equation
   602,559 : 826,240.50 = 826,240.50 : x
2. Step 2: Convert to fraction form
   602,559/826,240.50 = 826,240.50/x
3. Step 3: Cross multiply
   602,559x = 826,240.50 × 826,240.50
4. Step 4: Simplify right side
   602,559x = 682,673,363,840.25
5. Step 5: Solve for x
   x = 682,673,363,840.25/602,559
6. Step 6: Final answer
   x = 1,132,956.88