Finding the Third Proportional to 51,558.75 and 113,080.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,558.75 : 113,080.50 = 113,080.50 : x
2. Step 2: Convert to fraction form
   51,558.75/113,080.50 = 113,080.50/x
3. Step 3: Cross multiply
   51,558.75x = 113,080.50 × 113,080.50
4. Step 4: Simplify right side
   51,558.75x = 12,787,199,480.25
5. Step 5: Solve for x
   x = 12,787,199,480.25/51,558.75
6. Step 6: Final answer
   x = 248,012.21