Finding the Third Proportional to 49,708.69 and 72,193.78

Step by Step Solution

1. Step 1: Write the proportion equation
   49,708.69 : 72,193.78 = 72,193.78 : x
2. Step 2: Convert to fraction form
   49,708.69/72,193.78 = 72,193.78/x
3. Step 3: Cross multiply
   49,708.69x = 72,193.78 × 72,193.78
4. Step 4: Simplify right side
   49,708.69x = 5,211,942,051.17
5. Step 5: Solve for x
   x = 5,211,942,051.17/49,708.69
6. Step 6: Final answer
   x = 104,849.72