Finding the Third Proportional to 51,090.75 and 111,883.78

Step by Step Solution

1. Step 1: Write the proportion equation
   51,090.75 : 111,883.78 = 111,883.78 : x
2. Step 2: Convert to fraction form
   51,090.75/111,883.78 = 111,883.78/x
3. Step 3: Cross multiply
   51,090.75x = 111,883.78 × 111,883.78
4. Step 4: Simplify right side
   51,090.75x = 12,517,980,506.80
5. Step 5: Solve for x
   x = 12,517,980,506.80/51,090.75
6. Step 6: Final answer
   x = 245,014.62