Finding the Third Proportional to 3,472,240 and 7,616,800

Step by Step Solution

1. Step 1: Write the proportion equation
   3,472,240 : 7,616,800 = 7,616,800 : x
2. Step 2: Convert to fraction form
   3,472,240/7,616,800 = 7,616,800/x
3. Step 3: Cross multiply
   3,472,240x = 7,616,800 × 7,616,800
4. Step 4: Simplify right side
   3,472,240x = 58,015,642,240,000
5. Step 5: Solve for x
   x = 58,015,642,240,000/3,472,240
6. Step 6: Final answer
   x = 16,708,419.42