Finding the Third Proportional to 51,611.50 and 113,372.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,611.50 : 113,372.50 = 113,372.50 : x
2. Step 2: Convert to fraction form
   51,611.50/113,372.50 = 113,372.50/x
3. Step 3: Cross multiply
   51,611.50x = 113,372.50 × 113,372.50
4. Step 4: Simplify right side
   51,611.50x = 12,853,323,756.25
5. Step 5: Solve for x
   x = 12,853,323,756.25/51,611.50
6. Step 6: Final answer
   x = 249,039.92