Finding the Third Proportional to 72,828 and 112,464

Step by Step Solution

1. Step 1: Write the proportion equation
   72,828 : 112,464 = 112,464 : x
2. Step 2: Convert to fraction form
   72,828/112,464 = 112,464/x
3. Step 3: Cross multiply
   72,828x = 112,464 × 112,464
4. Step 4: Simplify right side
   72,828x = 12,648,151,296
5. Step 5: Solve for x
   x = 12,648,151,296/72,828
6. Step 6: Final answer
   x = 173,671.55