Finding the Third Proportional to 72,254 and 113,493

Step by Step Solution

1. Step 1: Write the proportion equation
   72,254 : 113,493 = 113,493 : x
2. Step 2: Convert to fraction form
   72,254/113,493 = 113,493/x
3. Step 3: Cross multiply
   72,254x = 113,493 × 113,493
4. Step 4: Simplify right side
   72,254x = 12,880,661,049
5. Step 5: Solve for x
   x = 12,880,661,049/72,254
6. Step 6: Final answer
   x = 178,269.18