Finding the Third Proportional to 72,260 and 113,504

Step by Step Solution

1. Step 1: Write the proportion equation
   72,260 : 113,504 = 113,504 : x
2. Step 2: Convert to fraction form
   72,260/113,504 = 113,504/x
3. Step 3: Cross multiply
   72,260x = 113,504 × 113,504
4. Step 4: Simplify right side
   72,260x = 12,883,158,016
5. Step 5: Solve for x
   x = 12,883,158,016/72,260
6. Step 6: Final answer
   x = 178,288.93