Finding the Third Proportional to 73,765.69 and 158,278.43

Step by Step Solution

1. Step 1: Write the proportion equation
   73,765.69 : 158,278.43 = 158,278.43 : x
2. Step 2: Convert to fraction form
   73,765.69/158,278.43 = 158,278.43/x
3. Step 3: Cross multiply
   73,765.69x = 158,278.43 × 158,278.43
4. Step 4: Simplify right side
   73,765.69x = 25,052,061,304.34
5. Step 5: Solve for x
   x = 25,052,061,304.34/73,765.69
6. Step 6: Final answer
   x = 339,616.73