Finding the Third Proportional to 28,865.25 and 43,486.88

Step by Step Solution

1. Step 1: Write the proportion equation
   28,865.25 : 43,486.88 = 43,486.88 : x
2. Step 2: Convert to fraction form
   28,865.25/43,486.88 = 43,486.88/x
3. Step 3: Cross multiply
   28,865.25x = 43,486.88 × 43,486.88
4. Step 4: Simplify right side
   28,865.25x = 1,891,108,297.27
5. Step 5: Solve for x
   x = 1,891,108,297.27/28,865.25
6. Step 6: Final answer
   x = 65,515.05