Finding the Third Proportional to 50,704.50 and 78,822

Step by Step Solution

1. Step 1: Write the proportion equation
   50,704.50 : 78,822 = 78,822 : x
2. Step 2: Convert to fraction form
   50,704.50/78,822 = 78,822/x
3. Step 3: Cross multiply
   50,704.50x = 78,822 × 78,822
4. Step 4: Simplify right side
   50,704.50x = 6,212,907,684
5. Step 5: Solve for x
   x = 6,212,907,684/50,704.50
6. Step 6: Final answer
   x = 122,531.68