Finding the Fourth Proportional to 167,682.54, 231,300.72 and 103,162.80

Step by Step Solution

1. Step 1: Write the proportion equation
   167,682.54 : 231,300.72 = 103,162.80 : x
2. Step 2: Convert to fraction form
   167,682.54/231,300.72 = 103,162.80/x
3. Step 3: Cross multiply
   167,682.54x = 231,300.72 × 103,162.80
4. Step 4: Simplify right side
   167,682.54x = 23,861,629,917.22
5. Step 5: Solve for x
   x = 23,861,629,917.22/167,682.54
6. Step 6: Final answer
   x = 142,302.41