Finding the Third Proportional to 8,621,390 and 14,368,404

Step by Step Solution

1. Step 1: Write the proportion equation
   8,621,390 : 14,368,404 = 14,368,404 : x
2. Step 2: Convert to fraction form
   8,621,390/14,368,404 = 14,368,404/x
3. Step 3: Cross multiply
   8,621,390x = 14,368,404 × 14,368,404
4. Step 4: Simplify right side
   8,621,390x = 206,451,033,507,216
5. Step 5: Solve for x
   x = 206,451,033,507,216/8,621,390
6. Step 6: Final answer
   x = 23,946,374.48