Finding the Third Proportional to 148,453.50 and 350,087

Step by Step Solution

1. Step 1: Write the proportion equation
   148,453.50 : 350,087 = 350,087 : x
2. Step 2: Convert to fraction form
   148,453.50/350,087 = 350,087/x
3. Step 3: Cross multiply
   148,453.50x = 350,087 × 350,087
4. Step 4: Simplify right side
   148,453.50x = 122,560,907,569
5. Step 5: Solve for x
   x = 122,560,907,569/148,453.50
6. Step 6: Final answer
   x = 825,584.49