Finding the Third Proportional to 42,747.38 and 73,347.38

Step by Step Solution

1. Step 1: Write the proportion equation
   42,747.38 : 73,347.38 = 73,347.38 : x
2. Step 2: Convert to fraction form
   42,747.38/73,347.38 = 73,347.38/x
3. Step 3: Cross multiply
   42,747.38x = 73,347.38 × 73,347.38
4. Step 4: Simplify right side
   42,747.38x = 5,379,837,419.39
5. Step 5: Solve for x
   x = 5,379,837,419.39/42,747.38
6. Step 6: Final answer
   x = 125,851.88