Finding the Third Proportional to 112,904 and 173,260

Step by Step Solution

1. Step 1: Write the proportion equation
   112,904 : 173,260 = 173,260 : x
2. Step 2: Convert to fraction form
   112,904/173,260 = 173,260/x
3. Step 3: Cross multiply
   112,904x = 173,260 × 173,260
4. Step 4: Simplify right side
   112,904x = 30,019,027,600
5. Step 5: Solve for x
   x = 30,019,027,600/112,904
6. Step 6: Final answer
   x = 265,880.99