Finding the Third Proportional to 3,908,080 and 8,484,596

Step by Step Solution

1. Step 1: Write the proportion equation
   3,908,080 : 8,484,596 = 8,484,596 : x
2. Step 2: Convert to fraction form
   3,908,080/8,484,596 = 8,484,596/x
3. Step 3: Cross multiply
   3,908,080x = 8,484,596 × 8,484,596
4. Step 4: Simplify right side
   3,908,080x = 71,988,369,283,216
5. Step 5: Solve for x
   x = 71,988,369,283,216/3,908,080
6. Step 6: Final answer
   x = 18,420,392.95