Finding the Third Proportional to 167,968.50 and 260,109

Step by Step Solution

1. Step 1: Write the proportion equation
   167,968.50 : 260,109 = 260,109 : x
2. Step 2: Convert to fraction form
   167,968.50/260,109 = 260,109/x
3. Step 3: Cross multiply
   167,968.50x = 260,109 × 260,109
4. Step 4: Simplify right side
   167,968.50x = 67,656,691,881
5. Step 5: Solve for x
   x = 67,656,691,881/167,968.50
6. Step 6: Final answer
   x = 402,793.93