Finding the Third Proportional to 51,807 and 112,980

Step by Step Solution

1. Step 1: Write the proportion equation
   51,807 : 112,980 = 112,980 : x
2. Step 2: Convert to fraction form
   51,807/112,980 = 112,980/x
3. Step 3: Cross multiply
   51,807x = 112,980 × 112,980
4. Step 4: Simplify right side
   51,807x = 12,764,480,400
5. Step 5: Solve for x
   x = 12,764,480,400/51,807
6. Step 6: Final answer
   x = 246,385.25