Finding the Third Proportional to 155,512.50 and 322,095

Step by Step Solution

1. Step 1: Write the proportion equation
   155,512.50 : 322,095 = 322,095 : x
2. Step 2: Convert to fraction form
   155,512.50/322,095 = 322,095/x
3. Step 3: Cross multiply
   155,512.50x = 322,095 × 322,095
4. Step 4: Simplify right side
   155,512.50x = 103,745,189,025
5. Step 5: Solve for x
   x = 103,745,189,025/155,512.50
6. Step 6: Final answer
   x = 667,118.01