Finding the Third Proportional to 55,287.56 and 83,394.56

Step by Step Solution

1. Step 1: Write the proportion equation
   55,287.56 : 83,394.56 = 83,394.56 : x
2. Step 2: Convert to fraction form
   55,287.56/83,394.56 = 83,394.56/x
3. Step 3: Cross multiply
   55,287.56x = 83,394.56 × 83,394.56
4. Step 4: Simplify right side
   55,287.56x = 6,954,653,054.57
5. Step 5: Solve for x
   x = 6,954,653,054.57/55,287.56
6. Step 6: Final answer
   x = 125,790.55