Finding the Fourth Proportional to 21,456.96, 32,180.52 and 5,875.80

Step by Step Solution

1. Step 1: Write the proportion equation
   21,456.96 : 32,180.52 = 5,875.80 : x
2. Step 2: Convert to fraction form
   21,456.96/32,180.52 = 5,875.80/x
3. Step 3: Cross multiply
   21,456.96x = 32,180.52 × 5,875.80
4. Step 4: Simplify right side
   21,456.96x = 189,086,299.42
5. Step 5: Solve for x
   x = 189,086,299.42/21,456.96
6. Step 6: Final answer
   x = 8,812.35