Finding the Fourth Proportional to 57,651.18, 86,479.35 and 17,667.27

Step by Step Solution

1. Step 1: Write the proportion equation
   57,651.18 : 86,479.35 = 17,667.27 : x
2. Step 2: Convert to fraction form
   57,651.18/86,479.35 = 17,667.27/x
3. Step 3: Cross multiply
   57,651.18x = 86,479.35 × 17,667.27
4. Step 4: Simplify right side
   57,651.18x = 1,527,854,025.87
5. Step 5: Solve for x
   x = 1,527,854,025.87/57,651.18
6. Step 6: Final answer
   x = 26,501.70