Finding the Fourth Proportional to 21,783.43, 32,671.21 and 5,773.07

Step by Step Solution

1. Step 1: Write the proportion equation
   21,783.43 : 32,671.21 = 5,773.07 : x
2. Step 2: Convert to fraction form
   21,783.43/32,671.21 = 5,773.07/x
3. Step 3: Cross multiply
   21,783.43x = 32,671.21 × 5,773.07
4. Step 4: Simplify right side
   21,783.43x = 188,613,182.31
5. Step 5: Solve for x
   x = 188,613,182.31/21,783.43
6. Step 6: Final answer
   x = 8,658.56