Finding the Third Proportional to 264,870 and 577,026

Step by Step Solution

1. Step 1: Write the proportion equation
   264,870 : 577,026 = 577,026 : x
2. Step 2: Convert to fraction form
   264,870/577,026 = 577,026/x
3. Step 3: Cross multiply
   264,870x = 577,026 × 577,026
4. Step 4: Simplify right side
   264,870x = 332,959,004,676
5. Step 5: Solve for x
   x = 332,959,004,676/264,870
6. Step 6: Final answer
   x = 1,257,065.75