Finding the Fourth Proportional to 57,510.76, 86,141.38 and 27,866.42

Step by Step Solution

1. Step 1: Write the proportion equation
   57,510.76 : 86,141.38 = 27,866.42 : x
2. Step 2: Convert to fraction form
   57,510.76/86,141.38 = 27,866.42/x
3. Step 3: Cross multiply
   57,510.76x = 86,141.38 × 27,866.42
4. Step 4: Simplify right side
   57,510.76x = 2,400,451,735.13
5. Step 5: Solve for x
   x = 2,400,451,735.13/57,510.76
6. Step 6: Final answer
   x = 41,739.18