Finding the Third Proportional to 71,904 and 152,880

Step by Step Solution

1. Step 1: Write the proportion equation
   71,904 : 152,880 = 152,880 : x
2. Step 2: Convert to fraction form
   71,904/152,880 = 152,880/x
3. Step 3: Cross multiply
   71,904x = 152,880 × 152,880
4. Step 4: Simplify right side
   71,904x = 23,372,294,400
5. Step 5: Solve for x
   x = 23,372,294,400/71,904
6. Step 6: Final answer
   x = 325,048.60