Finding the Fourth Proportional to 5,477.94, 8,218.22 and 1,582.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,477.94 : 8,218.22 = 1,582.31 : x
2. Step 2: Convert to fraction form
   5,477.94/8,218.22 = 1,582.31/x
3. Step 3: Cross multiply
   5,477.94x = 8,218.22 × 1,582.31
4. Step 4: Simplify right side
   5,477.94x = 13,003,771.69
5. Step 5: Solve for x
   x = 13,003,771.69/5,477.94
6. Step 6: Final answer
   x = 2,373.84