Finding the Fourth Proportional to 151,134.86, 208,563.26 and 83,150.15

Step by Step Solution

1. Step 1: Write the proportion equation
   151,134.86 : 208,563.26 = 83,150.15 : x
2. Step 2: Convert to fraction form
   151,134.86/208,563.26 = 83,150.15/x
3. Step 3: Cross multiply
   151,134.86x = 208,563.26 × 83,150.15
4. Step 4: Simplify right side
   151,134.86x = 17,342,064,894.92
5. Step 5: Solve for x
   x = 17,342,064,894.92/151,134.86
6. Step 6: Final answer
   x = 114,745.63