Finding the Fourth Proportional to 151,514.89, 209,086.68 and 83,530.27

Step by Step Solution

1. Step 1: Write the proportion equation
   151,514.89 : 209,086.68 = 83,530.27 : x
2. Step 2: Convert to fraction form
   151,514.89/209,086.68 = 83,530.27/x
3. Step 3: Cross multiply
   151,514.89x = 209,086.68 × 83,530.27
4. Step 4: Simplify right side
   151,514.89x = 17,465,067,408.40
5. Step 5: Solve for x
   x = 17,465,067,408.40/151,514.89
6. Step 6: Final answer
   x = 115,269.65