Finding the Third Proportional to 778,162 and 1,672,572

Step by Step Solution

1. Step 1: Write the proportion equation
   778,162 : 1,672,572 = 1,672,572 : x
2. Step 2: Convert to fraction form
   778,162/1,672,572 = 1,672,572/x
3. Step 3: Cross multiply
   778,162x = 1,672,572 × 1,672,572
4. Step 4: Simplify right side
   778,162x = 2,797,497,095,184
5. Step 5: Solve for x
   x = 2,797,497,095,184/778,162
6. Step 6: Final answer
   x = 3,595,006.05