Finding the Third Proportional to 50,611.50 and 111,064.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,611.50 : 111,064.50 = 111,064.50 : x
2. Step 2: Convert to fraction form
   50,611.50/111,064.50 = 111,064.50/x
3. Step 3: Cross multiply
   50,611.50x = 111,064.50 × 111,064.50
4. Step 4: Simplify right side
   50,611.50x = 12,335,323,160.25
5. Step 5: Solve for x
   x = 12,335,323,160.25/50,611.50
6. Step 6: Final answer
   x = 243,725.70