Finding the Third Proportional to 28,540 and 45,452.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,540 : 45,452.25 = 45,452.25 : x
2. Step 2: Convert to fraction form
   28,540/45,452.25 = 45,452.25/x
3. Step 3: Cross multiply
   28,540x = 45,452.25 × 45,452.25
4. Step 4: Simplify right side
   28,540x = 2,065,907,030.06
5. Step 5: Solve for x
   x = 2,065,907,030.06/28,540
6. Step 6: Final answer
   x = 72,386.37