Finding the Third Proportional to 3,492,286 and 5,216,920

Step by Step Solution

1. Step 1: Write the proportion equation
   3,492,286 : 5,216,920 = 5,216,920 : x
2. Step 2: Convert to fraction form
   3,492,286/5,216,920 = 5,216,920/x
3. Step 3: Cross multiply
   3,492,286x = 5,216,920 × 5,216,920
4. Step 4: Simplify right side
   3,492,286x = 27,216,254,286,400
5. Step 5: Solve for x
   x = 27,216,254,286,400/3,492,286
6. Step 6: Final answer
   x = 7,793,248.97