Finding the Third Proportional to 3,499,216 and 7,656,800

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499,216 : 7,656,800 = 7,656,800 : x
2. Step 2: Convert to fraction form
   3,499,216/7,656,800 = 7,656,800/x
3. Step 3: Cross multiply
   3,499,216x = 7,656,800 × 7,656,800
4. Step 4: Simplify right side
   3,499,216x = 58,626,586,240,000
5. Step 5: Solve for x
   x = 58,626,586,240,000/3,499,216
6. Step 6: Final answer
   x = 16,754,206.15