Finding the Fourth Proportional to 229,672.72, 344,360.88 and 109,664.72

Step by Step Solution

1. Step 1: Write the proportion equation
   229,672.72 : 344,360.88 = 109,664.72 : x
2. Step 2: Convert to fraction form
   229,672.72/344,360.88 = 109,664.72/x
3. Step 3: Cross multiply
   229,672.72x = 344,360.88 × 109,664.72
4. Step 4: Simplify right side
   229,672.72x = 37,764,239,484.15
5. Step 5: Solve for x
   x = 37,764,239,484.15/229,672.72
6. Step 6: Final answer
   x = 164,426.32