Finding the Third Proportional to 3,424,263 and 5,309,520

Step by Step Solution

1. Step 1: Write the proportion equation
   3,424,263 : 5,309,520 = 5,309,520 : x
2. Step 2: Convert to fraction form
   3,424,263/5,309,520 = 5,309,520/x
3. Step 3: Cross multiply
   3,424,263x = 5,309,520 × 5,309,520
4. Step 4: Simplify right side
   3,424,263x = 28,191,002,630,400
5. Step 5: Solve for x
   x = 28,191,002,630,400/3,424,263
6. Step 6: Final answer
   x = 8,232,721.21