Finding the Third Proportional to 149,647.50 and 325,478.25

Step by Step Solution

1. Step 1: Write the proportion equation
   149,647.50 : 325,478.25 = 325,478.25 : x
2. Step 2: Convert to fraction form
   149,647.50/325,478.25 = 325,478.25/x
3. Step 3: Cross multiply
   149,647.50x = 325,478.25 × 325,478.25
4. Step 4: Simplify right side
   149,647.50x = 105,936,091,223.06
5. Step 5: Solve for x
   x = 105,936,091,223.06/149,647.50
6. Step 6: Final answer
   x = 707,904.18