Finding the Fourth Proportional to 162,233.36, 223,758.72 and 139,610.48

Step by Step Solution

1. Step 1: Write the proportion equation
   162,233.36 : 223,758.72 = 139,610.48 : x
2. Step 2: Convert to fraction form
   162,233.36/223,758.72 = 139,610.48/x
3. Step 3: Cross multiply
   162,233.36x = 223,758.72 × 139,610.48
4. Step 4: Simplify right side
   162,233.36x = 31,239,062,303.39
5. Step 5: Solve for x
   x = 31,239,062,303.39/162,233.36
6. Step 6: Final answer
   x = 192,556.34