Finding the Third Proportional to 167,061 and 259,078.50

Step by Step Solution

1. Step 1: Write the proportion equation
   167,061 : 259,078.50 = 259,078.50 : x
2. Step 2: Convert to fraction form
   167,061/259,078.50 = 259,078.50/x
3. Step 3: Cross multiply
   167,061x = 259,078.50 × 259,078.50
4. Step 4: Simplify right side
   167,061x = 67,121,669,162.25
5. Step 5: Solve for x
   x = 67,121,669,162.25/167,061
6. Step 6: Final answer
   x = 401,779.40