Finding the Fourth Proportional to 151,498.26, 209,069.07 and 83,517.69

Step by Step Solution

1. Step 1: Write the proportion equation
   151,498.26 : 209,069.07 = 83,517.69 : x
2. Step 2: Convert to fraction form
   151,498.26/209,069.07 = 83,517.69/x
3. Step 3: Cross multiply
   151,498.26x = 209,069.07 × 83,517.69
4. Step 4: Simplify right side
   151,498.26x = 17,460,965,776.85
5. Step 5: Solve for x
   x = 17,460,965,776.85/151,498.26
6. Step 6: Final answer
   x = 115,255.22