Finding the Third Proportional to 49,455.56 and 72,540.56

Step by Step Solution

1. Step 1: Write the proportion equation
   49,455.56 : 72,540.56 = 72,540.56 : x
2. Step 2: Convert to fraction form
   49,455.56/72,540.56 = 72,540.56/x
3. Step 3: Cross multiply
   49,455.56x = 72,540.56 × 72,540.56
4. Step 4: Simplify right side
   49,455.56x = 5,262,133,207.82
5. Step 5: Solve for x
   x = 5,262,133,207.82/49,455.56
6. Step 6: Final answer
   x = 106,401.24