Finding the Third Proportional to 28,357 and 40,591.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,357 : 40,591.50 = 40,591.50 : x
2. Step 2: Convert to fraction form
   28,357/40,591.50 = 40,591.50/x
3. Step 3: Cross multiply
   28,357x = 40,591.50 × 40,591.50
4. Step 4: Simplify right side
   28,357x = 1,647,669,872.25
5. Step 5: Solve for x
   x = 1,647,669,872.25/28,357
6. Step 6: Final answer
   x = 58,104.52