Finding the Third Proportional to 164,411.50 and 246,640

Step by Step Solution

1. Step 1: Write the proportion equation
   164,411.50 : 246,640 = 246,640 : x
2. Step 2: Convert to fraction form
   164,411.50/246,640 = 246,640/x
3. Step 3: Cross multiply
   164,411.50x = 246,640 × 246,640
4. Step 4: Simplify right side
   164,411.50x = 60,831,289,600
5. Step 5: Solve for x
   x = 60,831,289,600/164,411.50
6. Step 6: Final answer
   x = 369,994.13