Finding the Third Proportional to 3,809,542 and 5,173,768

Step by Step Solution

1. Step 1: Write the proportion equation
   3,809,542 : 5,173,768 = 5,173,768 : x
2. Step 2: Convert to fraction form
   3,809,542/5,173,768 = 5,173,768/x
3. Step 3: Cross multiply
   3,809,542x = 5,173,768 × 5,173,768
4. Step 4: Simplify right side
   3,809,542x = 26,767,875,317,824
5. Step 5: Solve for x
   x = 26,767,875,317,824/3,809,542
6. Step 6: Final answer
   x = 7,026,533.72