Finding the Fourth Proportional to 16,685.32, 25,010.54 and 5,582.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,685.32 : 25,010.54 = 5,582.88 : x
2. Step 2: Convert to fraction form
   16,685.32/25,010.54 = 5,582.88/x
3. Step 3: Cross multiply
   16,685.32x = 25,010.54 × 5,582.88
4. Step 4: Simplify right side
   16,685.32x = 139,630,843.56
5. Step 5: Solve for x
   x = 139,630,843.56/16,685.32
6. Step 6: Final answer
   x = 8,368.48