Finding the Third Proportional to 30,756.38 and 40,385.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,756.38 : 40,385.25 = 40,385.25 : x
2. Step 2: Convert to fraction form
   30,756.38/40,385.25 = 40,385.25/x
3. Step 3: Cross multiply
   30,756.38x = 40,385.25 × 40,385.25
4. Step 4: Simplify right side
   30,756.38x = 1,630,968,417.56
5. Step 5: Solve for x
   x = 1,630,968,417.56/30,756.38
6. Step 6: Final answer
   x = 53,028.63