Finding the Fourth Proportional to 225,667.14, 311,452.59 and 139,653.83

Step by Step Solution

1. Step 1: Write the proportion equation
   225,667.14 : 311,452.59 = 139,653.83 : x
2. Step 2: Convert to fraction form
   225,667.14/311,452.59 = 139,653.83/x
3. Step 3: Cross multiply
   225,667.14x = 311,452.59 × 139,653.83
4. Step 4: Simplify right side
   225,667.14x = 43,495,545,499.66
5. Step 5: Solve for x
   x = 43,495,545,499.66/225,667.14
6. Step 6: Final answer
   x = 192,742.04