Finding the Third Proportional to 3,469,563 and 7,518,312

Step by Step Solution

1. Step 1: Write the proportion equation
   3,469,563 : 7,518,312 = 7,518,312 : x
2. Step 2: Convert to fraction form
   3,469,563/7,518,312 = 7,518,312/x
3. Step 3: Cross multiply
   3,469,563x = 7,518,312 × 7,518,312
4. Step 4: Simplify right side
   3,469,563x = 56,525,015,329,344
5. Step 5: Solve for x
   x = 56,525,015,329,344/3,469,563
6. Step 6: Final answer
   x = 16,291,681.50