Finding the Third Proportional to 49,399.50 and 76,606.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,399.50 : 76,606.50 = 76,606.50 : x
2. Step 2: Convert to fraction form
   49,399.50/76,606.50 = 76,606.50/x
3. Step 3: Cross multiply
   49,399.50x = 76,606.50 × 76,606.50
4. Step 4: Simplify right side
   49,399.50x = 5,868,555,842.25
5. Step 5: Solve for x
   x = 5,868,555,842.25/49,399.50
6. Step 6: Final answer
   x = 118,797.88