Finding the Third Proportional to 18,985.22 and 43,951.78

Step by Step Solution

1. Step 1: Write the proportion equation
   18,985.22 : 43,951.78 = 43,951.78 : x
2. Step 2: Convert to fraction form
   18,985.22/43,951.78 = 43,951.78/x
3. Step 3: Cross multiply
   18,985.22x = 43,951.78 × 43,951.78
4. Step 4: Simplify right side
   18,985.22x = 1,931,759,075.05
5. Step 5: Solve for x
   x = 1,931,759,075.05/18,985.22
6. Step 6: Final answer
   x = 101,750.69