Finding the Third Proportional to 76,804.50 and 158,936.25

Step by Step Solution

1. Step 1: Write the proportion equation
   76,804.50 : 158,936.25 = 158,936.25 : x
2. Step 2: Convert to fraction form
   76,804.50/158,936.25 = 158,936.25/x
3. Step 3: Cross multiply
   76,804.50x = 158,936.25 × 158,936.25
4. Step 4: Simplify right side
   76,804.50x = 25,260,731,564.06
5. Step 5: Solve for x
   x = 25,260,731,564.06/76,804.50
6. Step 6: Final answer
   x = 328,896.50