Finding the Third Proportional to 164,412 and 246,640.50

Step by Step Solution

1. Step 1: Write the proportion equation
   164,412 : 246,640.50 = 246,640.50 : x
2. Step 2: Convert to fraction form
   164,412/246,640.50 = 246,640.50/x
3. Step 3: Cross multiply
   164,412x = 246,640.50 × 246,640.50
4. Step 4: Simplify right side
   164,412x = 60,831,536,240.25
5. Step 5: Solve for x
   x = 60,831,536,240.25/164,412
6. Step 6: Final answer
   x = 369,994.50