Finding the Third Proportional to 3,300,381 and 5,251,287

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300,381 : 5,251,287 = 5,251,287 : x
2. Step 2: Convert to fraction form
   3,300,381/5,251,287 = 5,251,287/x
3. Step 3: Cross multiply
   3,300,381x = 5,251,287 × 5,251,287
4. Step 4: Simplify right side
   3,300,381x = 27,576,015,156,369
5. Step 5: Solve for x
   x = 27,576,015,156,369/3,300,381
6. Step 6: Final answer
   x = 8,355,403.56