Finding the Fourth Proportional to 151,017.91, 208,405.49 and 83,039.27

Step by Step Solution

1. Step 1: Write the proportion equation
   151,017.91 : 208,405.49 = 83,039.27 : x
2. Step 2: Convert to fraction form
   151,017.91/208,405.49 = 83,039.27/x
3. Step 3: Cross multiply
   151,017.91x = 208,405.49 × 83,039.27
4. Step 4: Simplify right side
   151,017.91x = 17,305,840,139.53
5. Step 5: Solve for x
   x = 17,305,840,139.53/151,017.91
6. Step 6: Final answer
   x = 114,594.62