Finding the Third Proportional to 45,155.25 and 71,559.75

Step by Step Solution

1. Step 1: Write the proportion equation
   45,155.25 : 71,559.75 = 71,559.75 : x
2. Step 2: Convert to fraction form
   45,155.25/71,559.75 = 71,559.75/x
3. Step 3: Cross multiply
   45,155.25x = 71,559.75 × 71,559.75
4. Step 4: Simplify right side
   45,155.25x = 5,120,797,820.06
5. Step 5: Solve for x
   x = 5,120,797,820.06/45,155.25
6. Step 6: Final answer
   x = 113,404.26