Finding the Third Proportional to 55,383.75 and 83,531.25

Step by Step Solution

1. Step 1: Write the proportion equation
   55,383.75 : 83,531.25 = 83,531.25 : x
2. Step 2: Convert to fraction form
   55,383.75/83,531.25 = 83,531.25/x
3. Step 3: Cross multiply
   55,383.75x = 83,531.25 × 83,531.25
4. Step 4: Simplify right side
   55,383.75x = 6,977,469,726.56
5. Step 5: Solve for x
   x = 6,977,469,726.56/55,383.75
6. Step 6: Final answer
   x = 125,984.06