Finding the Fourth Proportional to 17,727.78, 24,464.22 and 9,770.02

Step by Step Solution

1. Step 1: Write the proportion equation
   17,727.78 : 24,464.22 = 9,770.02 : x
2. Step 2: Convert to fraction form
   17,727.78/24,464.22 = 9,770.02/x
3. Step 3: Cross multiply
   17,727.78x = 24,464.22 × 9,770.02
4. Step 4: Simplify right side
   17,727.78x = 239,015,820.89
5. Step 5: Solve for x
   x = 239,015,820.89/17,727.78
6. Step 6: Final answer
   x = 13,482.56