Finding the Third Proportional to 1,928,656 and 4,200,175

Step by Step Solution

1. Step 1: Write the proportion equation
   1,928,656 : 4,200,175 = 4,200,175 : x
2. Step 2: Convert to fraction form
   1,928,656/4,200,175 = 4,200,175/x
3. Step 3: Cross multiply
   1,928,656x = 4,200,175 × 4,200,175
4. Step 4: Simplify right side
   1,928,656x = 17,641,470,030,625
5. Step 5: Solve for x
   x = 17,641,470,030,625/1,928,656
6. Step 6: Final answer
   x = 9,147,027.79