Finding the Fourth Proportional to 318,181.55, 439,090.61 and 174,951.27

Step by Step Solution

1. Step 1: Write the proportion equation
   318,181.55 : 439,090.61 = 174,951.27 : x
2. Step 2: Convert to fraction form
   318,181.55/439,090.61 = 174,951.27/x
3. Step 3: Cross multiply
   318,181.55x = 439,090.61 × 174,951.27
4. Step 4: Simplify right side
   318,181.55x = 76,819,458,989.82
5. Step 5: Solve for x
   x = 76,819,458,989.82/318,181.55
6. Step 6: Final answer
   x = 241,432.79