Finding the Third Proportional to 148,069.50 and 325,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   148,069.50 : 325,648.50 = 325,648.50 : x
2. Step 2: Convert to fraction form
   148,069.50/325,648.50 = 325,648.50/x
3. Step 3: Cross multiply
   148,069.50x = 325,648.50 × 325,648.50
4. Step 4: Simplify right side
   148,069.50x = 106,046,945,552.25
5. Step 5: Solve for x
   x = 106,046,945,552.25/148,069.50
6. Step 6: Final answer
   x = 716,197.09