Finding the Third Proportional to 51,216.75 and 111,773.25

Step by Step Solution

1. Step 1: Write the proportion equation
   51,216.75 : 111,773.25 = 111,773.25 : x
2. Step 2: Convert to fraction form
   51,216.75/111,773.25 = 111,773.25/x
3. Step 3: Cross multiply
   51,216.75x = 111,773.25 × 111,773.25
4. Step 4: Simplify right side
   51,216.75x = 12,493,259,415.56
5. Step 5: Solve for x
   x = 12,493,259,415.56/51,216.75
6. Step 6: Final answer
   x = 243,929.17