Finding the Third Proportional to 72,825 and 112,479

Step by Step Solution

1. Step 1: Write the proportion equation
   72,825 : 112,479 = 112,479 : x
2. Step 2: Convert to fraction form
   72,825/112,479 = 112,479/x
3. Step 3: Cross multiply
   72,825x = 112,479 × 112,479
4. Step 4: Simplify right side
   72,825x = 12,651,525,441
5. Step 5: Solve for x
   x = 12,651,525,441/72,825
6. Step 6: Final answer
   x = 173,725.03