Finding the Third Proportional to 3,492,291 and 5,216,928

Step by Step Solution

1. Step 1: Write the proportion equation
   3,492,291 : 5,216,928 = 5,216,928 : x
2. Step 2: Convert to fraction form
   3,492,291/5,216,928 = 5,216,928/x
3. Step 3: Cross multiply
   3,492,291x = 5,216,928 × 5,216,928
4. Step 4: Simplify right side
   3,492,291x = 27,216,337,757,184
5. Step 5: Solve for x
   x = 27,216,337,757,184/3,492,291
6. Step 6: Final answer
   x = 7,793,261.72