Finding the Third Proportional to 486,786 and 1,045,536

Step by Step Solution

1. Step 1: Write the proportion equation
   486,786 : 1,045,536 = 1,045,536 : x
2. Step 2: Convert to fraction form
   486,786/1,045,536 = 1,045,536/x
3. Step 3: Cross multiply
   486,786x = 1,045,536 × 1,045,536
4. Step 4: Simplify right side
   486,786x = 1,093,145,527,296
5. Step 5: Solve for x
   x = 1,093,145,527,296/486,786
6. Step 6: Final answer
   x = 2,245,638.80