Finding the Fourth Proportional to 5,981.56, 8,958.42 and 5,773.92

Step by Step Solution

1. Step 1: Write the proportion equation
   5,981.56 : 8,958.42 = 5,773.92 : x
2. Step 2: Convert to fraction form
   5,981.56/8,958.42 = 5,773.92/x
3. Step 3: Cross multiply
   5,981.56x = 8,958.42 × 5,773.92
4. Step 4: Simplify right side
   5,981.56x = 51,725,200.41
5. Step 5: Solve for x
   x = 51,725,200.41/5,981.56
6. Step 6: Final answer
   x = 8,647.44