Finding the Third Proportional to 3,591,840 and 5,576,634

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591,840 : 5,576,634 = 5,576,634 : x
2. Step 2: Convert to fraction form
   3,591,840/5,576,634 = 5,576,634/x
3. Step 3: Cross multiply
   3,591,840x = 5,576,634 × 5,576,634
4. Step 4: Simplify right side
   3,591,840x = 31,098,846,769,956
5. Step 5: Solve for x
   x = 31,098,846,769,956/3,591,840
6. Step 6: Final answer
   x = 8,658,193.79