Finding the Third Proportional to 72,903 and 158,982

Step by Step Solution

1. Step 1: Write the proportion equation
   72,903 : 158,982 = 158,982 : x
2. Step 2: Convert to fraction form
   72,903/158,982 = 158,982/x
3. Step 3: Cross multiply
   72,903x = 158,982 × 158,982
4. Step 4: Simplify right side
   72,903x = 25,275,276,324
5. Step 5: Solve for x
   x = 25,275,276,324/72,903
6. Step 6: Final answer
   x = 346,697.34