Finding the Third Proportional to 149,754 and 324,424.50

Step by Step Solution

1. Step 1: Write the proportion equation
   149,754 : 324,424.50 = 324,424.50 : x
2. Step 2: Convert to fraction form
   149,754/324,424.50 = 324,424.50/x
3. Step 3: Cross multiply
   149,754x = 324,424.50 × 324,424.50
4. Step 4: Simplify right side
   149,754x = 105,251,256,200.25
5. Step 5: Solve for x
   x = 105,251,256,200.25/149,754
6. Step 6: Final answer
   x = 702,827.68