Finding the Third Proportional to 164,409 and 246,612.75

Step by Step Solution

1. Step 1: Write the proportion equation
   164,409 : 246,612.75 = 246,612.75 : x
2. Step 2: Convert to fraction form
   164,409/246,612.75 = 246,612.75/x
3. Step 3: Cross multiply
   164,409x = 246,612.75 × 246,612.75
4. Step 4: Simplify right side
   164,409x = 60,817,848,462.56
5. Step 5: Solve for x
   x = 60,817,848,462.56/164,409
6. Step 6: Final answer
   x = 369,918.00