Finding the Third Proportional to 34,172.50 and 73,959.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,172.50 : 73,959.50 = 73,959.50 : x
2. Step 2: Convert to fraction form
   34,172.50/73,959.50 = 73,959.50/x
3. Step 3: Cross multiply
   34,172.50x = 73,959.50 × 73,959.50
4. Step 4: Simplify right side
   34,172.50x = 5,470,007,640.25
5. Step 5: Solve for x
   x = 5,470,007,640.25/34,172.50
6. Step 6: Final answer
   x = 160,070.46