Finding the Fourth Proportional to 151,160.67, 208,603.62 and 83,185.47

Step by Step Solution

1. Step 1: Write the proportion equation
   151,160.67 : 208,603.62 = 83,185.47 : x
2. Step 2: Convert to fraction form
   151,160.67/208,603.62 = 83,185.47/x
3. Step 3: Cross multiply
   151,160.67x = 208,603.62 × 83,185.47
4. Step 4: Simplify right side
   151,160.67x = 17,352,790,173.40
5. Step 5: Solve for x
   x = 17,352,790,173.40/151,160.67
6. Step 6: Final answer
   x = 114,796.99