Finding the Third Proportional to 164,517 and 247,991.50

Step by Step Solution

1. Step 1: Write the proportion equation
   164,517 : 247,991.50 = 247,991.50 : x
2. Step 2: Convert to fraction form
   164,517/247,991.50 = 247,991.50/x
3. Step 3: Cross multiply
   164,517x = 247,991.50 × 247,991.50
4. Step 4: Simplify right side
   164,517x = 61,499,784,072.25
5. Step 5: Solve for x
   x = 61,499,784,072.25/164,517
6. Step 6: Final answer
   x = 373,820.24