Finding the Third Proportional to 167,534.50 and 259,078

Step by Step Solution

1. Step 1: Write the proportion equation
   167,534.50 : 259,078 = 259,078 : x
2. Step 2: Convert to fraction form
   167,534.50/259,078 = 259,078/x
3. Step 3: Cross multiply
   167,534.50x = 259,078 × 259,078
4. Step 4: Simplify right side
   167,534.50x = 67,121,410,084
5. Step 5: Solve for x
   x = 67,121,410,084/167,534.50
6. Step 6: Final answer
   x = 400,642.32