Finding the Fourth Proportional to 23,425.86, 35,131.43 and 7,839.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,425.86 : 35,131.43 = 7,839.84 : x
2. Step 2: Convert to fraction form
   23,425.86/35,131.43 = 7,839.84/x
3. Step 3: Cross multiply
   23,425.86x = 35,131.43 × 7,839.84
4. Step 4: Simplify right side
   23,425.86x = 275,424,575.31
5. Step 5: Solve for x
   x = 275,424,575.31/23,425.86
6. Step 6: Final answer
   x = 11,757.29