Finding the Third Proportional to 49,777.03 and 77,057.58

Step by Step Solution

1. Step 1: Write the proportion equation
   49,777.03 : 77,057.58 = 77,057.58 : x
2. Step 2: Convert to fraction form
   49,777.03/77,057.58 = 77,057.58/x
3. Step 3: Cross multiply
   49,777.03x = 77,057.58 × 77,057.58
4. Step 4: Simplify right side
   49,777.03x = 5,937,870,346.49
5. Step 5: Solve for x
   x = 5,937,870,346.49/49,777.03
6. Step 6: Final answer
   x = 119,289.36