Finding the Third Proportional to 262,113 and 558,570

Step by Step Solution

1. Step 1: Write the proportion equation
   262,113 : 558,570 = 558,570 : x
2. Step 2: Convert to fraction form
   262,113/558,570 = 558,570/x
3. Step 3: Cross multiply
   262,113x = 558,570 × 558,570
4. Step 4: Simplify right side
   262,113x = 312,000,444,900
5. Step 5: Solve for x
   x = 312,000,444,900/262,113
6. Step 6: Final answer
   x = 1,190,328.01