Finding the Third Proportional to 35,542.50 and 53,403.75

Step by Step Solution

1. Step 1: Write the proportion equation
   35,542.50 : 53,403.75 = 53,403.75 : x
2. Step 2: Convert to fraction form
   35,542.50/53,403.75 = 53,403.75/x
3. Step 3: Cross multiply
   35,542.50x = 53,403.75 × 53,403.75
4. Step 4: Simplify right side
   35,542.50x = 2,851,960,514.06
5. Step 5: Solve for x
   x = 2,851,960,514.06/35,542.50
6. Step 6: Final answer
   x = 80,240.85