Finding the Third Proportional to 149,709 and 324,846.75

Step by Step Solution

1. Step 1: Write the proportion equation
   149,709 : 324,846.75 = 324,846.75 : x
2. Step 2: Convert to fraction form
   149,709/324,846.75 = 324,846.75/x
3. Step 3: Cross multiply
   149,709x = 324,846.75 × 324,846.75
4. Step 4: Simplify right side
   149,709x = 105,525,410,985.56
5. Step 5: Solve for x
   x = 105,525,410,985.56/149,709
6. Step 6: Final answer
   x = 704,870.19