Finding the Fourth Proportional to 5,577.98, 8,364.27 and 3,238.57

Step by Step Solution

1. Step 1: Write the proportion equation
   5,577.98 : 8,364.27 = 3,238.57 : x
2. Step 2: Convert to fraction form
   5,577.98/8,364.27 = 3,238.57/x
3. Step 3: Cross multiply
   5,577.98x = 8,364.27 × 3,238.57
4. Step 4: Simplify right side
   5,577.98x = 27,088,273.89
5. Step 5: Solve for x
   x = 27,088,273.89/5,577.98
6. Step 6: Final answer
   x = 4,856.29