Finding the Third Proportional to 8,300,188 and 12,450,282

Step by Step Solution

1. Step 1: Write the proportion equation
   8,300,188 : 12,450,282 = 12,450,282 : x
2. Step 2: Convert to fraction form
   8,300,188/12,450,282 = 12,450,282/x
3. Step 3: Cross multiply
   8,300,188x = 12,450,282 × 12,450,282
4. Step 4: Simplify right side
   8,300,188x = 155,009,521,879,524
5. Step 5: Solve for x
   x = 155,009,521,879,524/8,300,188
6. Step 6: Final answer
   x = 18,675,423