Finding the Third Proportional to 72,726 and 152,073

Step by Step Solution

1. Step 1: Write the proportion equation
   72,726 : 152,073 = 152,073 : x
2. Step 2: Convert to fraction form
   72,726/152,073 = 152,073/x
3. Step 3: Cross multiply
   72,726x = 152,073 × 152,073
4. Step 4: Simplify right side
   72,726x = 23,126,197,329
5. Step 5: Solve for x
   x = 23,126,197,329/72,726
6. Step 6: Final answer
   x = 317,990.78