Finding the Fourth Proportional to 116,103.08, 160,228.73 and 87,371.06

Step by Step Solution

1. Step 1: Write the proportion equation
   116,103.08 : 160,228.73 = 87,371.06 : x
2. Step 2: Convert to fraction form
   116,103.08/160,228.73 = 87,371.06/x
3. Step 3: Cross multiply
   116,103.08x = 160,228.73 × 87,371.06
4. Step 4: Simplify right side
   116,103.08x = 13,999,353,946.27
5. Step 5: Solve for x
   x = 13,999,353,946.27/116,103.08
6. Step 6: Final answer
   x = 120,576.94