Finding the Third Proportional to 815,818 and 1,767,204

Step by Step Solution

1. Step 1: Write the proportion equation
   815,818 : 1,767,204 = 1,767,204 : x
2. Step 2: Convert to fraction form
   815,818/1,767,204 = 1,767,204/x
3. Step 3: Cross multiply
   815,818x = 1,767,204 × 1,767,204
4. Step 4: Simplify right side
   815,818x = 3,123,009,977,616
5. Step 5: Solve for x
   x = 3,123,009,977,616/815,818
6. Step 6: Final answer
   x = 3,828,071.92