Finding the Third Proportional to 8,471,005 and 12,725,826

Step by Step Solution

1. Step 1: Write the proportion equation
   8,471,005 : 12,725,826 = 12,725,826 : x
2. Step 2: Convert to fraction form
   8,471,005/12,725,826 = 12,725,826/x
3. Step 3: Cross multiply
   8,471,005x = 12,725,826 × 12,725,826
4. Step 4: Simplify right side
   8,471,005x = 161,946,647,382,276
5. Step 5: Solve for x
   x = 161,946,647,382,276/8,471,005
6. Step 6: Final answer
   x = 19,117,760.81