Finding the Fourth Proportional to 82,058.69, 122,956.79 and 74,185.49

Step by Step Solution

1. Step 1: Write the proportion equation
   82,058.69 : 122,956.79 = 74,185.49 : x
2. Step 2: Convert to fraction form
   82,058.69/122,956.79 = 74,185.49/x
3. Step 3: Cross multiply
   82,058.69x = 122,956.79 × 74,185.49
4. Step 4: Simplify right side
   82,058.69x = 9,121,608,729.27
5. Step 5: Solve for x
   x = 9,121,608,729.27/82,058.69
6. Step 6: Final answer
   x = 111,159.58