Finding the Third Proportional to 3,466,218 and 7,480,480

Step by Step Solution

1. Step 1: Write the proportion equation
   3,466,218 : 7,480,480 = 7,480,480 : x
2. Step 2: Convert to fraction form
   3,466,218/7,480,480 = 7,480,480/x
3. Step 3: Cross multiply
   3,466,218x = 7,480,480 × 7,480,480
4. Step 4: Simplify right side
   3,466,218x = 55,957,581,030,400
5. Step 5: Solve for x
   x = 55,957,581,030,400/3,466,218
6. Step 6: Final answer
   x = 16,143,699.28