Finding the Third Proportional to 113,212 and 179,120

Step by Step Solution

1. Step 1: Write the proportion equation
   113,212 : 179,120 = 179,120 : x
2. Step 2: Convert to fraction form
   113,212/179,120 = 179,120/x
3. Step 3: Cross multiply
   113,212x = 179,120 × 179,120
4. Step 4: Simplify right side
   113,212x = 32,083,974,400
5. Step 5: Solve for x
   x = 32,083,974,400/113,212
6. Step 6: Final answer
   x = 283,397.29