Finding the Third Proportional to 778,168 and 1,672,584

Step by Step Solution

1. Step 1: Write the proportion equation
   778,168 : 1,672,584 = 1,672,584 : x
2. Step 2: Convert to fraction form
   778,168/1,672,584 = 1,672,584/x
3. Step 3: Cross multiply
   778,168x = 1,672,584 × 1,672,584
4. Step 4: Simplify right side
   778,168x = 2,797,537,237,056
5. Step 5: Solve for x
   x = 2,797,537,237,056/778,168
6. Step 6: Final answer
   x = 3,595,029.91