Finding the Fourth Proportional to 150,826.29, 208,154.73 and 86,282.71

Step by Step Solution

1. Step 1: Write the proportion equation
   150,826.29 : 208,154.73 = 86,282.71 : x
2. Step 2: Convert to fraction form
   150,826.29/208,154.73 = 86,282.71/x
3. Step 3: Cross multiply
   150,826.29x = 208,154.73 × 86,282.71
4. Step 4: Simplify right side
   150,826.29x = 17,960,153,683.33
5. Step 5: Solve for x
   x = 17,960,153,683.33/150,826.29
6. Step 6: Final answer
   x = 119,078.41