Finding the Third Proportional to 30,919.50 and 43,679.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,919.50 : 43,679.25 = 43,679.25 : x
2. Step 2: Convert to fraction form
   30,919.50/43,679.25 = 43,679.25/x
3. Step 3: Cross multiply
   30,919.50x = 43,679.25 × 43,679.25
4. Step 4: Simplify right side
   30,919.50x = 1,907,876,880.56
5. Step 5: Solve for x
   x = 1,907,876,880.56/30,919.50
6. Step 6: Final answer
   x = 61,704.65