Finding the Third Proportional to 258,124 and 565,928

Step by Step Solution

1. Step 1: Write the proportion equation
   258,124 : 565,928 = 565,928 : x
2. Step 2: Convert to fraction form
   258,124/565,928 = 565,928/x
3. Step 3: Cross multiply
   258,124x = 565,928 × 565,928
4. Step 4: Simplify right side
   258,124x = 320,274,501,184
5. Step 5: Solve for x
   x = 320,274,501,184/258,124
6. Step 6: Final answer
   x = 1,240,777.69