Finding the Fourth Proportional to 151,658.03, 209,287.49 and 83,679.23

Step by Step Solution

1. Step 1: Write the proportion equation
   151,658.03 : 209,287.49 = 83,679.23 : x
2. Step 2: Convert to fraction form
   151,658.03/209,287.49 = 83,679.23/x
3. Step 3: Cross multiply
   151,658.03x = 209,287.49 × 83,679.23
4. Step 4: Simplify right side
   151,658.03x = 17,513,016,011.83
5. Step 5: Solve for x
   x = 17,513,016,011.83/151,658.03
6. Step 6: Final answer
   x = 115,477.01