Finding the Fourth Proportional to 427,066.72, 589,375.06 and 236,097.88

Step by Step Solution

1. Step 1: Write the proportion equation
   427,066.72 : 589,375.06 = 236,097.88 : x
2. Step 2: Convert to fraction form
   427,066.72/589,375.06 = 236,097.88/x
3. Step 3: Cross multiply
   427,066.72x = 589,375.06 × 236,097.88
4. Step 4: Simplify right side
   427,066.72x = 139,150,202,190.87
5. Step 5: Solve for x
   x = 139,150,202,190.87/427,066.72
6. Step 6: Final answer
   x = 325,827.78