Finding the Third Proportional to 152,528 and 231,901

Step by Step Solution

1. Step 1: Write the proportion equation
   152,528 : 231,901 = 231,901 : x
2. Step 2: Convert to fraction form
   152,528/231,901 = 231,901/x
3. Step 3: Cross multiply
   152,528x = 231,901 × 231,901
4. Step 4: Simplify right side
   152,528x = 53,778,073,801
5. Step 5: Solve for x
   x = 53,778,073,801/152,528
6. Step 6: Final answer
   x = 352,578.37