Finding the Fourth Proportional to 229,141.92, 343,848.96 and 123,958.56

Step by Step Solution

1. Step 1: Write the proportion equation
   229,141.92 : 343,848.96 = 123,958.56 : x
2. Step 2: Convert to fraction form
   229,141.92/343,848.96 = 123,958.56/x
3. Step 3: Cross multiply
   229,141.92x = 343,848.96 × 123,958.56
4. Step 4: Simplify right side
   229,141.92x = 42,623,021,939.10
5. Step 5: Solve for x
   x = 42,623,021,939.10/229,141.92
6. Step 6: Final answer
   x = 186,011.45