Finding the Third Proportional to 259,074 and 562,426

Step by Step Solution

1. Step 1: Write the proportion equation
   259,074 : 562,426 = 562,426 : x
2. Step 2: Convert to fraction form
   259,074/562,426 = 562,426/x
3. Step 3: Cross multiply
   259,074x = 562,426 × 562,426
4. Step 4: Simplify right side
   259,074x = 316,323,005,476
5. Step 5: Solve for x
   x = 316,323,005,476/259,074
6. Step 6: Final answer
   x = 1,220,975.50