Finding the Third Proportional to 35,219 and 72,059

Step by Step Solution

1. Step 1: Write the proportion equation
   35,219 : 72,059 = 72,059 : x
2. Step 2: Convert to fraction form
   35,219/72,059 = 72,059/x
3. Step 3: Cross multiply
   35,219x = 72,059 × 72,059
4. Step 4: Simplify right side
   35,219x = 5,192,499,481
5. Step 5: Solve for x
   x = 5,192,499,481/35,219
6. Step 6: Final answer
   x = 147,434.61