Finding the Third Proportional to 71,960 and 152,688

Step by Step Solution

1. Step 1: Write the proportion equation
   71,960 : 152,688 = 152,688 : x
2. Step 2: Convert to fraction form
   71,960/152,688 = 152,688/x
3. Step 3: Cross multiply
   71,960x = 152,688 × 152,688
4. Step 4: Simplify right side
   71,960x = 23,313,625,344
5. Step 5: Solve for x
   x = 23,313,625,344/71,960
6. Step 6: Final answer
   x = 323,980.34