Finding the Fourth Proportional to 123,957.28, 185,832.27 and 57,445.06

Step by Step Solution

1. Step 1: Write the proportion equation
   123,957.28 : 185,832.27 = 57,445.06 : x
2. Step 2: Convert to fraction form
   123,957.28/185,832.27 = 57,445.06/x
3. Step 3: Cross multiply
   123,957.28x = 185,832.27 × 57,445.06
4. Step 4: Simplify right side
   123,957.28x = 10,675,145,900.09
5. Step 5: Solve for x
   x = 10,675,145,900.09/123,957.28
6. Step 6: Final answer
   x = 86,119.56