Finding the Third Proportional to 72,510 and 159,322

Step by Step Solution

1. Step 1: Write the proportion equation
   72,510 : 159,322 = 159,322 : x
2. Step 2: Convert to fraction form
   72,510/159,322 = 159,322/x
3. Step 3: Cross multiply
   72,510x = 159,322 × 159,322
4. Step 4: Simplify right side
   72,510x = 25,383,499,684
5. Step 5: Solve for x
   x = 25,383,499,684/72,510
6. Step 6: Final answer
   x = 350,068.95