Finding the Third Proportional to 112,328 and 245,238

Step by Step Solution

1. Step 1: Write the proportion equation
   112,328 : 245,238 = 245,238 : x
2. Step 2: Convert to fraction form
   112,328/245,238 = 245,238/x
3. Step 3: Cross multiply
   112,328x = 245,238 × 245,238
4. Step 4: Simplify right side
   112,328x = 60,141,676,644
5. Step 5: Solve for x
   x = 60,141,676,644/112,328
6. Step 6: Final answer
   x = 535,411.27