Finding the Third Proportional to 72,328.50 and 104,469.75

Step by Step Solution

1. Step 1: Write the proportion equation
   72,328.50 : 104,469.75 = 104,469.75 : x
2. Step 2: Convert to fraction form
   72,328.50/104,469.75 = 104,469.75/x
3. Step 3: Cross multiply
   72,328.50x = 104,469.75 × 104,469.75
4. Step 4: Simplify right side
   72,328.50x = 10,913,928,665.06
5. Step 5: Solve for x
   x = 10,913,928,665.06/72,328.50
6. Step 6: Final answer
   x = 150,893.89