Finding the Fourth Proportional to 10,977.72, 16,466.50 and 3,582.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,977.72 : 16,466.50 = 3,582.18 : x
2. Step 2: Convert to fraction form
   10,977.72/16,466.50 = 3,582.18/x
3. Step 3: Cross multiply
   10,977.72x = 16,466.50 × 3,582.18
4. Step 4: Simplify right side
   10,977.72x = 58,985,966.97
5. Step 5: Solve for x
   x = 58,985,966.97/10,977.72
6. Step 6: Final answer
   x = 5,373.25