Finding the Third Proportional to 36,209.25 and 53,781.75

Step by Step Solution

1. Step 1: Write the proportion equation
   36,209.25 : 53,781.75 = 53,781.75 : x
2. Step 2: Convert to fraction form
   36,209.25/53,781.75 = 53,781.75/x
3. Step 3: Cross multiply
   36,209.25x = 53,781.75 × 53,781.75
4. Step 4: Simplify right side
   36,209.25x = 2,892,476,633.06
5. Step 5: Solve for x
   x = 2,892,476,633.06/36,209.25
6. Step 6: Final answer
   x = 79,882.26