Finding the Fourth Proportional to 151,767.94, 227,676.60 and 57,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   151,767.94 : 227,676.60 = 57,005.50 : x
2. Step 2: Convert to fraction form
   151,767.94/227,676.60 = 57,005.50/x
3. Step 3: Cross multiply
   151,767.94x = 227,676.60 × 57,005.50
4. Step 4: Simplify right side
   151,767.94x = 12,978,818,421.30
5. Step 5: Solve for x
   x = 12,978,818,421.30/151,767.94
6. Step 6: Final answer
   x = 85,517.52