Finding the Third Proportional to 36,209.38 and 53,017.75

Step by Step Solution

1. Step 1: Write the proportion equation
   36,209.38 : 53,017.75 = 53,017.75 : x
2. Step 2: Convert to fraction form
   36,209.38/53,017.75 = 53,017.75/x
3. Step 3: Cross multiply
   36,209.38x = 53,017.75 × 53,017.75
4. Step 4: Simplify right side
   36,209.38x = 2,810,881,815.06
5. Step 5: Solve for x
   x = 2,810,881,815.06/36,209.38
6. Step 6: Final answer
   x = 77,628.56