Finding the Fourth Proportional to 151,570.05, 209,171.71 and 82,663.26

Step by Step Solution

1. Step 1: Write the proportion equation
   151,570.05 : 209,171.71 = 82,663.26 : x
2. Step 2: Convert to fraction form
   151,570.05/209,171.71 = 82,663.26/x
3. Step 3: Cross multiply
   151,570.05x = 209,171.71 × 82,663.26
4. Step 4: Simplify right side
   151,570.05x = 17,290,815,448.37
5. Step 5: Solve for x
   x = 17,290,815,448.37/151,570.05
6. Step 6: Final answer
   x = 114,078.05