Finding the Third Proportional to 51,789.38 and 76,043.81

Step by Step Solution

1. Step 1: Write the proportion equation
   51,789.38 : 76,043.81 = 76,043.81 : x
2. Step 2: Convert to fraction form
   51,789.38/76,043.81 = 76,043.81/x
3. Step 3: Cross multiply
   51,789.38x = 76,043.81 × 76,043.81
4. Step 4: Simplify right side
   51,789.38x = 5,782,661,419.54
5. Step 5: Solve for x
   x = 5,782,661,419.54/51,789.38
6. Step 6: Final answer
   x = 111,657.29