Finding the Third Proportional to 262,476 and 562,128.75

Step by Step Solution

1. Step 1: Write the proportion equation
   262,476 : 562,128.75 = 562,128.75 : x
2. Step 2: Convert to fraction form
   262,476/562,128.75 = 562,128.75/x
3. Step 3: Cross multiply
   262,476x = 562,128.75 × 562,128.75
4. Step 4: Simplify right side
   262,476x = 315,988,731,576.56
5. Step 5: Solve for x
   x = 315,988,731,576.56/262,476
6. Step 6: Final answer
   x = 1,203,876.67