Finding the Third Proportional to 37,643.25 and 55,425.75

Step by Step Solution

1. Step 1: Write the proportion equation
   37,643.25 : 55,425.75 = 55,425.75 : x
2. Step 2: Convert to fraction form
   37,643.25/55,425.75 = 55,425.75/x
3. Step 3: Cross multiply
   37,643.25x = 55,425.75 × 55,425.75
4. Step 4: Simplify right side
   37,643.25x = 3,072,013,763.06
5. Step 5: Solve for x
   x = 3,072,013,763.06/37,643.25
6. Step 6: Final answer
   x = 81,608.62