Finding the Third Proportional to 3,239,328 and 7,499,243

Step by Step Solution

1. Step 1: Write the proportion equation
   3,239,328 : 7,499,243 = 7,499,243 : x
2. Step 2: Convert to fraction form
   3,239,328/7,499,243 = 7,499,243/x
3. Step 3: Cross multiply
   3,239,328x = 7,499,243 × 7,499,243
4. Step 4: Simplify right side
   3,239,328x = 56,238,645,573,049
5. Step 5: Solve for x
   x = 56,238,645,573,049/3,239,328
6. Step 6: Final answer
   x = 17,361,207.50