Finding the Third Proportional to 3,689,216 and 8,024,576

Step by Step Solution

1. Step 1: Write the proportion equation
   3,689,216 : 8,024,576 = 8,024,576 : x
2. Step 2: Convert to fraction form
   3,689,216/8,024,576 = 8,024,576/x
3. Step 3: Cross multiply
   3,689,216x = 8,024,576 × 8,024,576
4. Step 4: Simplify right side
   3,689,216x = 64,393,819,979,776
5. Step 5: Solve for x
   x = 64,393,819,979,776/3,689,216
6. Step 6: Final answer
   x = 17,454,608.24