Finding the Fourth Proportional to 162,151.98, 223,760.33 and 90,536.54

Step by Step Solution

1. Step 1: Write the proportion equation
   162,151.98 : 223,760.33 = 90,536.54 : x
2. Step 2: Convert to fraction form
   162,151.98/223,760.33 = 90,536.54/x
3. Step 3: Cross multiply
   162,151.98x = 223,760.33 × 90,536.54
4. Step 4: Simplify right side
   162,151.98x = 20,258,485,508.06
5. Step 5: Solve for x
   x = 20,258,485,508.06/162,151.98
6. Step 6: Final answer
   x = 124,935.17