Finding the Third Proportional to 51,321 and 112,255

Step by Step Solution

1. Step 1: Write the proportion equation
   51,321 : 112,255 = 112,255 : x
2. Step 2: Convert to fraction form
   51,321/112,255 = 112,255/x
3. Step 3: Cross multiply
   51,321x = 112,255 × 112,255
4. Step 4: Simplify right side
   51,321x = 12,601,185,025
5. Step 5: Solve for x
   x = 12,601,185,025/51,321
6. Step 6: Final answer
   x = 245,536.62