Finding the Fourth Proportional to 21,783.67, 32,662.34 and 9,773.63

Step by Step Solution

1. Step 1: Write the proportion equation
   21,783.67 : 32,662.34 = 9,773.63 : x
2. Step 2: Convert to fraction form
   21,783.67/32,662.34 = 9,773.63/x
3. Step 3: Cross multiply
   21,783.67x = 32,662.34 × 9,773.63
4. Step 4: Simplify right side
   21,783.67x = 319,229,573.05
5. Step 5: Solve for x
   x = 319,229,573.05/21,783.67
6. Step 6: Final answer
   x = 14,654.54