Finding the Third Proportional to 5,553,284 and 8,389,096

Step by Step Solution

1. Step 1: Write the proportion equation
   5,553,284 : 8,389,096 = 8,389,096 : x
2. Step 2: Convert to fraction form
   5,553,284/8,389,096 = 8,389,096/x
3. Step 3: Cross multiply
   5,553,284x = 8,389,096 × 8,389,096
4. Step 4: Simplify right side
   5,553,284x = 70,376,931,697,216
5. Step 5: Solve for x
   x = 70,376,931,697,216/5,553,284
6. Step 6: Final answer
   x = 12,673,029.45