Finding the Third Proportional to 819,182 and 1,228,774

Step by Step Solution

1. Step 1: Write the proportion equation
   819,182 : 1,228,774 = 1,228,774 : x
2. Step 2: Convert to fraction form
   819,182/1,228,774 = 1,228,774/x
3. Step 3: Cross multiply
   819,182x = 1,228,774 × 1,228,774
4. Step 4: Simplify right side
   819,182x = 1,509,885,543,076
5. Step 5: Solve for x
   x = 1,509,885,543,076/819,182
6. Step 6: Final answer
   x = 1,843,162.50