Finding the Fourth Proportional to 10,978.22, 16,466.10 and 3,582.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,978.22 : 16,466.10 = 3,582.02 : x
2. Step 2: Convert to fraction form
   10,978.22/16,466.10 = 3,582.02/x
3. Step 3: Cross multiply
   10,978.22x = 16,466.10 × 3,582.02
4. Step 4: Simplify right side
   10,978.22x = 58,981,899.52
5. Step 5: Solve for x
   x = 58,981,899.52/10,978.22
6. Step 6: Final answer
   x = 5,372.63