Finding the Third Proportional to 71,434.50 and 155,568

Step by Step Solution

1. Step 1: Write the proportion equation
   71,434.50 : 155,568 = 155,568 : x
2. Step 2: Convert to fraction form
   71,434.50/155,568 = 155,568/x
3. Step 3: Cross multiply
   71,434.50x = 155,568 × 155,568
4. Step 4: Simplify right side
   71,434.50x = 24,201,402,624
5. Step 5: Solve for x
   x = 24,201,402,624/71,434.50
6. Step 6: Final answer
   x = 338,791.52