Finding the Third Proportional to 49,678.31 and 76,750.03

Step by Step Solution

1. Step 1: Write the proportion equation
   49,678.31 : 76,750.03 = 76,750.03 : x
2. Step 2: Convert to fraction form
   49,678.31/76,750.03 = 76,750.03/x
3. Step 3: Cross multiply
   49,678.31x = 76,750.03 × 76,750.03
4. Step 4: Simplify right side
   49,678.31x = 5,890,567,296.88
5. Step 5: Solve for x
   x = 5,890,567,296.88/49,678.31
6. Step 6: Final answer
   x = 118,574.22