Finding the Fourth Proportional to 21,498.81, 32,245.78 and 7,456.24

Step by Step Solution

1. Step 1: Write the proportion equation
   21,498.81 : 32,245.78 = 7,456.24 : x
2. Step 2: Convert to fraction form
   21,498.81/32,245.78 = 7,456.24/x
3. Step 3: Cross multiply
   21,498.81x = 32,245.78 × 7,456.24
4. Step 4: Simplify right side
   21,498.81x = 240,432,274.67
5. Step 5: Solve for x
   x = 240,432,274.67/21,498.81
6. Step 6: Final answer
   x = 11,183.52