Finding the Third Proportional to 3,809,542 and 5,173,769

Step by Step Solution

1. Step 1: Write the proportion equation
   3,809,542 : 5,173,769 = 5,173,769 : x
2. Step 2: Convert to fraction form
   3,809,542/5,173,769 = 5,173,769/x
3. Step 3: Cross multiply
   3,809,542x = 5,173,769 × 5,173,769
4. Step 4: Simplify right side
   3,809,542x = 26,767,885,665,361
5. Step 5: Solve for x
   x = 26,767,885,665,361/3,809,542
6. Step 6: Final answer
   x = 7,026,536.44