Finding the Third Proportional to 54,801.56 and 82,209.94

Step by Step Solution

1. Step 1: Write the proportion equation
   54,801.56 : 82,209.94 = 82,209.94 : x
2. Step 2: Convert to fraction form
   54,801.56/82,209.94 = 82,209.94/x
3. Step 3: Cross multiply
   54,801.56x = 82,209.94 × 82,209.94
4. Step 4: Simplify right side
   54,801.56x = 6,758,473,823.75
5. Step 5: Solve for x
   x = 6,758,473,823.75/54,801.56
6. Step 6: Final answer
   x = 123,326.30