Finding the Third Proportional to 167,190 and 259,168.50

Step by Step Solution

1. Step 1: Write the proportion equation
   167,190 : 259,168.50 = 259,168.50 : x
2. Step 2: Convert to fraction form
   167,190/259,168.50 = 259,168.50/x
3. Step 3: Cross multiply
   167,190x = 259,168.50 × 259,168.50
4. Step 4: Simplify right side
   167,190x = 67,168,311,392.25
5. Step 5: Solve for x
   x = 67,168,311,392.25/167,190
6. Step 6: Final answer
   x = 401,748.38