Finding the Fourth Proportional to 23,112.42, 34,675.58 and 9,778.54

Step by Step Solution

1. Step 1: Write the proportion equation
   23,112.42 : 34,675.58 = 9,778.54 : x
2. Step 2: Convert to fraction form
   23,112.42/34,675.58 = 9,778.54/x
3. Step 3: Cross multiply
   23,112.42x = 34,675.58 × 9,778.54
4. Step 4: Simplify right side
   23,112.42x = 339,076,546.05
5. Step 5: Solve for x
   x = 339,076,546.05/23,112.42
6. Step 6: Final answer
   x = 14,670.75