Finding the Third Proportional to 35,540.44 and 53,401.78

Step by Step Solution

1. Step 1: Write the proportion equation
   35,540.44 : 53,401.78 = 53,401.78 : x
2. Step 2: Convert to fraction form
   35,540.44/53,401.78 = 53,401.78/x
3. Step 3: Cross multiply
   35,540.44x = 53,401.78 × 53,401.78
4. Step 4: Simplify right side
   35,540.44x = 2,851,750,240.67
5. Step 5: Solve for x
   x = 2,851,750,240.67/35,540.44
6. Step 6: Final answer
   x = 80,239.59