Finding the Third Proportional to 12,698,400 and 19,162,096

Step by Step Solution

1. Step 1: Write the proportion equation
   12,698,400 : 19,162,096 = 19,162,096 : x
2. Step 2: Convert to fraction form
   12,698,400/19,162,096 = 19,162,096/x
3. Step 3: Cross multiply
   12,698,400x = 19,162,096 × 19,162,096
4. Step 4: Simplify right side
   12,698,400x = 367,185,923,113,216
5. Step 5: Solve for x
   x = 367,185,923,113,216/12,698,400
6. Step 6: Final answer
   x = 28,915,920.36