Finding the Fourth Proportional to 144,659.45, 199,632.09 and 83,404.41

Step by Step Solution

1. Step 1: Write the proportion equation
   144,659.45 : 199,632.09 = 83,404.41 : x
2. Step 2: Convert to fraction form
   144,659.45/199,632.09 = 83,404.41/x
3. Step 3: Cross multiply
   144,659.45x = 199,632.09 × 83,404.41
4. Step 4: Simplify right side
   144,659.45x = 16,650,196,683.52
5. Step 5: Solve for x
   x = 16,650,196,683.52/144,659.45
6. Step 6: Final answer
   x = 115,099.27