Finding the Fourth Proportional to 151,662.49, 209,293.61 and 83,683.69

Step by Step Solution

1. Step 1: Write the proportion equation
   151,662.49 : 209,293.61 = 83,683.69 : x
2. Step 2: Convert to fraction form
   151,662.49/209,293.61 = 83,683.69/x
3. Step 3: Cross multiply
   151,662.49x = 209,293.61 × 83,683.69
4. Step 4: Simplify right side
   151,662.49x = 17,514,460,113.33
5. Step 5: Solve for x
   x = 17,514,460,113.33/151,662.49
6. Step 6: Final answer
   x = 115,483.14