Finding the Third Proportional to 828,868 and 1,238,182

Step by Step Solution

1. Step 1: Write the proportion equation
   828,868 : 1,238,182 = 1,238,182 : x
2. Step 2: Convert to fraction form
   828,868/1,238,182 = 1,238,182/x
3. Step 3: Cross multiply
   828,868x = 1,238,182 × 1,238,182
4. Step 4: Simplify right side
   828,868x = 1,533,094,665,124
5. Step 5: Solve for x
   x = 1,533,094,665,124/828,868
6. Step 6: Final answer
   x = 1,849,624.63